diff --git a/src/main/persistence.test.ts b/src/main/persistence.test.ts
index f3a1c2fd7..9388428b8 100644
--- a/src/main/persistence.test.ts
+++ b/src/main/persistence.test.ts
@@ -2111,6 +2111,7 @@ describe('Store', () => {
     expect(store.getUI().worktreeCardProperties).toContain('inline-agents')
     expect(store.getUI().worktreeCardProperties).toContain('linear-issue')
     expect(store.getUI().worktreeCardProperties).toContain('ports')
+    expect(store.getUI().worktreeCardProperties).not.toContain('branch')
     expect(store.getUI()._inlineAgentsDefaultedForExperiment).toBe(true)
     expect(store.getUI()._inlineAgentsDefaultedForAllUsers).toBe(true)
     expect(store.getUI()._expandedWorktreeCardPropertiesDefaulted).toBe(true)
diff --git a/src/main/runtime/rpc/methods/client-ui.test.ts b/src/main/runtime/rpc/methods/client-ui.test.ts
index 7c591597c..6cd4892a5 100644
--- a/src/main/runtime/rpc/methods/client-ui.test.ts
+++ b/src/main/runtime/rpc/methods/client-ui.test.ts
@@ -136,7 +136,7 @@ describe('client UI RPC methods', () => {
   it('accepts persisted literal UI arrays and nested UI state', async () => {
     const updated: PersistedUIState = {
       ...getDefaultUIState(),
-      worktreeCardProperties: ['status', 'inline-agents'],
+      worktreeCardProperties: ['status', 'branch', 'inline-agents'],
       statusBarItems: ['codex'],
       taskResumeState: {
         githubMode: 'items',
@@ -163,7 +163,7 @@ describe('client UI RPC methods', () => {
     const dispatcher = new RpcDispatcher({ runtime, methods: CLIENT_UI_METHODS })
 
     const payload = {
-      worktreeCardProperties: ['status', 'inline-agents'],
+      worktreeCardProperties: ['status', 'branch', 'inline-agents'],
       statusBarItems: ['codex'],
       taskResumeState: {
         githubMode: 'items',
diff --git a/src/main/runtime/rpc/methods/client-ui.ts b/src/main/runtime/rpc/methods/client-ui.ts
index 0098722c1..6e9d57050 100644
--- a/src/main/runtime/rpc/methods/client-ui.ts
+++ b/src/main/runtime/rpc/methods/client-ui.ts
@@ -10,6 +10,7 @@ const UnknownRecordArray = z.array(UnknownRecord)
 const WorktreeCardProperty = z.enum([
   'status',
   'unread',
+  'branch',
   'ci',
   'issue',
   'linear-issue',
diff --git a/src/renderer/src/components/sidebar/SidebarWorkspaceOptionsMenu.tsx b/src/renderer/src/components/sidebar/SidebarWorkspaceOptionsMenu.tsx
index bf27e5dcd..32f32ae86 100644
--- a/src/renderer/src/components/sidebar/SidebarWorkspaceOptionsMenu.tsx
+++ b/src/renderer/src/components/sidebar/SidebarWorkspaceOptionsMenu.tsx
@@ -35,6 +35,7 @@ const GROUP_BY_OPTIONS = [
 ] as const
 
 const PROPERTY_OPTIONS: { id: WorktreeCardProperty; label: string }[] = [
+  { id: 'branch', label: 'Branch name' },
   { id: 'issue', label: 'GitHub ticket' },
   { id: 'linear-issue', label: 'Linear issue' },
   { id: 'pr', label: 'PR/MR link' },
diff --git a/src/renderer/src/components/sidebar/WorktreeCard.quick-actions.test.tsx b/src/renderer/src/components/sidebar/WorktreeCard.quick-actions.test.tsx
index 63b37973a..cfe4aa382 100644
--- a/src/renderer/src/components/sidebar/WorktreeCard.quick-actions.test.tsx
+++ b/src/renderer/src/components/sidebar/WorktreeCard.quick-actions.test.tsx
@@ -125,6 +125,41 @@ describe('WorktreeCard quick actions', () => {
     expect(markup).toContain('data-workspace-board-preserve-open=""')
   })
 
+  it('hides the branch name from workspace card metadata by default', () => {
+    const markup = renderToStaticMarkup(
+      <WorktreeCard
+        worktree={makeWorktree({
+          displayName: 'Visible workspace',
+          branch: 'refs/heads/feature/secret-ref'
+        })}
+        repo={makeRepo()}
+        isActive={false}
+      />
+    )
+
+    expect(markup).toContain('Visible workspace')
+    expect(markup).not.toContain('feature/secret-ref')
+    expect(markup).not.toContain('secret-ref')
+  })
+
+  it('renders the branch name when the Branch name property is enabled', () => {
+    worktreeCardProperties = ['status', 'unread', 'branch']
+
+    const markup = renderToStaticMarkup(
+      <WorktreeCard
+        worktree={makeWorktree({
+          displayName: 'Visible workspace',
+          branch: 'refs/heads/feature/show-ref'
+        })}
+        repo={makeRepo()}
+        isActive={false}
+      />
+    )
+
+    expect(markup).toContain('Visible workspace')
+    expect(markup).toContain('feature/show-ref')
+  })
+
   it('shows delete as the top-right quick action for an inactive workspace', () => {
     const markup = renderToStaticMarkup(
       <WorktreeCard worktree={makeWorktree()} repo={makeRepo()} isActive={false} />
diff --git a/src/renderer/src/components/sidebar/WorktreeCard.tsx b/src/renderer/src/components/sidebar/WorktreeCard.tsx
index 45dc3d546..ec70021a7 100644
--- a/src/renderer/src/components/sidebar/WorktreeCard.tsx
+++ b/src/renderer/src/components/sidebar/WorktreeCard.tsx
@@ -254,6 +254,7 @@ const WorktreeCard = React.memo(function WorktreeCard({
   const showLinearIssue = cardProps.includes('linear-issue')
   const showComment = cardProps.includes('comment')
   const showPorts = cardProps.includes('ports')
+  const showBranch = cardProps.includes('branch')
 
   // Skip hosted-review fetches when the corresponding card sections are hidden.
   // This preference is purely presentational, so background refreshes would
@@ -415,8 +416,7 @@ const WorktreeCard = React.memo(function WorktreeCard({
   )
   // Why: deleting the active/current workspace or one with live activity is a
   // disruptive hover action; keep the quick action delete-only and passive.
-  const showDeleteQuickAction =
-    !isCurrentWorktree && !hasActiveActivity && !worktree.isMainWorktree
+  const showDeleteQuickAction = !isCurrentWorktree && !hasActiveActivity && !worktree.isMainWorktree
   const handleWorkspaceQuickAction = useCallback(
     (event: React.MouseEvent<HTMLButtonElement>) => {
       event.preventDefault()
@@ -624,10 +624,9 @@ const WorktreeCard = React.memo(function WorktreeCard({
             )}
 
             {/* Why: weight alone carries the unread signal; color stays
-                 at text-foreground in both states so the title keeps
-                 hierarchy against the muted branch row below (muting the
-                 title as well flattened the card — same reasoning as the
-                 repo chip comment below). */}
+                 at text-foreground in both states so the title remains
+                 the card's primary scan target even when optional branch
+                 metadata is hidden. */}
             <div
               className={cn(
                 'text-[12px] truncate leading-tight text-foreground',
@@ -643,8 +642,8 @@ const WorktreeCard = React.memo(function WorktreeCard({
 
             {/* Why: the primary worktree (the original clone directory) cannot be
                  deleted via `git worktree remove`. Placing this badge next to the
-                 name makes it immediately visible and avoids confusion with the
-                 branch name "main" shown below. */}
+                 name keeps that constraint visible even when branch metadata is
+                 hidden by the user's card-property choice. */}
             {worktree.isMainWorktree && !isFolder && (
               <Tooltip>
                 <TooltipTrigger asChild>
@@ -735,11 +734,11 @@ const WorktreeCard = React.memo(function WorktreeCard({
               >
                 {repo ? getRepoKindLabel(repo) : 'Folder'}
               </Badge>
-            ) : (
+            ) : showBranch && branch ? (
               <span className="min-w-0 text-[11px] text-muted-foreground truncate leading-none">
                 {branch}
               </span>
-            )}
+            ) : null}
 
             {/* Why: the conflict operation (merge/rebase/cherry-pick) is the
                  only signal that the worktree is in an incomplete operation state.
diff --git a/src/renderer/src/components/sidebar/WorktreeList.lineage-child-card.test.ts b/src/renderer/src/components/sidebar/WorktreeList.lineage-child-card.test.ts
index 44e681db6..355bd89ea 100644
--- a/src/renderer/src/components/sidebar/WorktreeList.lineage-child-card.test.ts
+++ b/src/renderer/src/components/sidebar/WorktreeList.lineage-child-card.test.ts
@@ -249,5 +249,23 @@ describe('WorktreeList lineage child card renderer', () => {
     expect(agentRowIndex).toBeGreaterThan(childStart)
     expect(childToggleIndex).toBeGreaterThan(childStart)
     expect(agentRowIndex).toBeLessThan(childToggleIndex)
+    expect(markup).not.toContain('child-branch')
+    expect(markup).not.toContain('grandchild-branch')
+  })
+
+  it('renders nested lineage branch labels when the Branch name property is enabled', async () => {
+    setLineageFixtureState()
+    mockStore.state.worktreeCardProperties = ['status', 'inline-agents', 'branch']
+    const { default: WorktreeList } = await import('./WorktreeList')
+
+    const markup = renderToStaticMarkup(
+      React.createElement(WorktreeList, {
+        scrollOffsetRef: { current: 0 },
+        scrollAnchorRef: { current: null }
+      })
+    )
+
+    expect(markup).toContain('child-branch')
+    expect(markup).toContain('grandchild-branch')
   })
 })
diff --git a/src/renderer/src/components/sidebar/WorktreeList.tsx b/src/renderer/src/components/sidebar/WorktreeList.tsx
index 96dae75de..67bd95975 100644
--- a/src/renderer/src/components/sidebar/WorktreeList.tsx
+++ b/src/renderer/src/components/sidebar/WorktreeList.tsx
@@ -25,6 +25,7 @@ import {
   useWorktreeMap
 } from '@/store/selectors'
 import WorktreeCard from './WorktreeCard'
+import { branchDisplayName } from './WorktreeCardHelpers'
 import WorktreeCardAgents from './WorktreeCardAgents'
 import { SshDisconnectedDialog } from './SshDisconnectedDialog'
 import { WorktreeActivityStatusIndicator } from './WorktreeActivityStatusIndicator'
@@ -125,7 +126,6 @@ import {
   pruneWorktreeSelection,
   updateWorktreeSelection
 } from './worktree-multi-selection'
-import { branchDisplayName } from './WorktreeCardHelpers'
 import { callRuntimeRpc, getActiveRuntimeTarget } from '@/runtime/runtime-rpc-client'
 import { getRepoHeaderCreateState } from './repo-header-create-state'
 import type { PendingSidebarWorktreeReveal } from '@/store/slices/ui'
@@ -2162,6 +2162,10 @@ const VirtualizedWorktreeViewport = React.memo(function VirtualizedWorktreeViewp
 
             const renderLineageChildCard = (child: WorktreeItemRow) => {
               const isActive = activeWorktreeId === child.worktree.id
+              const childRepo = child.repo
+              const showChildRepoBadge = childRepo !== undefined && groupBy !== 'repo'
+              const showChildBranch =
+                cardProps.includes('branch') && child.worktree.branch.trim() !== ''
               const handleClick = (event: React.MouseEvent<HTMLDivElement>) => {
                 event.preventDefault()
                 event.stopPropagation()
@@ -2211,22 +2215,26 @@ const VirtualizedWorktreeViewport = React.memo(function VirtualizedWorktreeViewp
                         <div className="truncate text-[12px] leading-tight text-foreground">
                           {child.worktree.displayName}
                         </div>
-                        <div className="mt-1 flex min-w-0 items-center gap-1.5">
-                          {child.repo && groupBy !== 'repo' ? (
-                            <span className="flex h-[16px] shrink-0 items-center gap-1.5 rounded-[4px] border border-border bg-accent px-1.5 text-[10px] font-semibold leading-none text-foreground dark:bg-accent/50 dark:border-border/60">
-                              <span
-                                className="size-1.5 rounded-full"
-                                style={{ backgroundColor: child.repo.badgeColor }}
-                              />
-                              <span className="max-w-[6rem] truncate lowercase">
-                                {child.repo.displayName}
+                        {showChildRepoBadge || showChildBranch ? (
+                          <div className="mt-1 flex min-w-0 items-center gap-1.5">
+                            {showChildRepoBadge && childRepo ? (
+                              <span className="flex h-[16px] shrink-0 items-center gap-1.5 rounded-[4px] border border-border bg-accent px-1.5 text-[10px] font-semibold leading-none text-foreground dark:bg-accent/50 dark:border-border/60">
+                                <span
+                                  className="size-1.5 rounded-full"
+                                  style={{ backgroundColor: childRepo.badgeColor }}
+                                />
+                                <span className="max-w-[6rem] truncate lowercase">
+                                  {childRepo.displayName}
+                                </span>
                               </span>
-                            </span>
-                          ) : null}
-                          <span className="truncate text-[10.5px] leading-none text-muted-foreground">
-                            {branchDisplayName(child.worktree.branch)}
-                          </span>
-                        </div>
+                            ) : null}
+                            {showChildBranch ? (
+                              <span className="truncate text-[10.5px] leading-none text-muted-foreground">
+                                {branchDisplayName(child.worktree.branch)}
+                              </span>
+                            ) : null}
+                          </div>
+                        ) : null}
                         {child.worktree.linkedIssue || child.worktree.comment ? (
                           <div className="mt-1.5 truncate text-[10.5px] leading-tight text-muted-foreground">
                             {child.worktree.linkedIssue ? (
diff --git a/src/renderer/src/store/slices/ui.test.ts b/src/renderer/src/store/slices/ui.test.ts
index fc234b392..1311fc938 100644
--- a/src/renderer/src/store/slices/ui.test.ts
+++ b/src/renderer/src/store/slices/ui.test.ts
@@ -547,6 +547,19 @@ describe('createUISlice hydratePersistedUI', () => {
     expect(store.getState().worktreeCardProperties).toEqual(expected)
     expect(setUI).toHaveBeenCalledWith({ worktreeCardProperties: expected })
   })
+
+  it('persists Branch name as an opt-in card property', () => {
+    const setUI = vi.fn().mockResolvedValue(undefined)
+    vi.stubGlobal('window', { api: { ui: { set: setUI } } })
+    const store = createUIStore()
+
+    store.getState().toggleWorktreeCardProperty('branch')
+
+    expect(store.getState().worktreeCardProperties).toContain('branch')
+    expect(setUI).toHaveBeenCalledWith({
+      worktreeCardProperties: expect.arrayContaining(['status', 'unread', 'branch'])
+    })
+  })
 })
 
 describe('createUISlice settings navigation', () => {
diff --git a/src/shared/constants.test.ts b/src/shared/constants.test.ts
index 0f0215128..8b120c743 100644
--- a/src/shared/constants.test.ts
+++ b/src/shared/constants.test.ts
@@ -1,5 +1,9 @@
 import { describe, expect, it } from 'vitest'
-import { getDefaultPrimarySelectionMiddleClickPaste, getDefaultSettings } from './constants'
+import {
+  getDefaultPrimarySelectionMiddleClickPaste,
+  getDefaultSettings,
+  getDefaultUIState
+} from './constants'
 
 describe('getDefaultSettings', () => {
   it('enables gitignored file decorations by default', () => {
@@ -36,3 +40,9 @@ describe('getDefaultPrimarySelectionMiddleClickPaste', () => {
     expect(getDefaultPrimarySelectionMiddleClickPaste('win32')).toBe(false)
   })
 })
+
+describe('getDefaultUIState', () => {
+  it('keeps branch names hidden from workspace cards by default', () => {
+    expect(getDefaultUIState().worktreeCardProperties).not.toContain('branch')
+  })
+})
diff --git a/src/shared/types.ts b/src/shared/types.ts
index 49e43ed3c..8fe5ba7b1 100644
--- a/src/shared/types.ts
+++ b/src/shared/types.ts
@@ -2025,6 +2025,9 @@ export type NotificationPermissionStatusResult = {
 export type WorktreeCardProperty =
   | 'status'
   | 'unread'
+  // Git branch metadata shown on workspace cards. Hidden by default because
+  // workspace names already carry the primary identity for most lists.
+  | 'branch'
   // Legacy persisted preference. CI status is now represented by linked PR metadata.
   | 'ci'
   // GitHub issue metadata shown on workspace cards.
diff --git a/src/shared/worktree-card-properties.ts b/src/shared/worktree-card-properties.ts
index ea405c3d4..a9ccf5ad8 100644
--- a/src/shared/worktree-card-properties.ts
+++ b/src/shared/worktree-card-properties.ts
@@ -18,6 +18,7 @@ export const DEFAULT_WORKTREE_CARD_PROPERTIES: WorktreeCardProperty[] = [
 const WORKTREE_CARD_PROPERTY_ORDER: WorktreeCardProperty[] = [
   'status',
   'unread',
+  'branch',
   'ci',
   'issue',
   'linear-issue',