diff --git a/content/mos-diner/index.md b/content/mos-diner/index.md
index f43cdc8b5148..61488b6f8b13 100644
--- a/content/mos-diner/index.md
+++ b/content/mos-diner/index.md
@@ -10,6 +10,7 @@ versions:
 contentType: landing
 layout: bespoke-landing
 heroTheme: mos-diner
+hideSidebar: true
 children:
   - /content/copilot/how-tos/copilot-on-github/copilot-for-github-tasks/use-copilot-to-create-or-update-issues
   - /content/copilot/tutorials/copilot-cookbook/communicate-effectively/summarize-repository-activity
diff --git a/src/fixtures/fixtures/content/get-started/sidebar-test/hidden-sidebar.md b/src/fixtures/fixtures/content/get-started/sidebar-test/hidden-sidebar.md
new file mode 100644
index 000000000000..01b80569e3a2
--- /dev/null
+++ b/src/fixtures/fixtures/content/get-started/sidebar-test/hidden-sidebar.md
@@ -0,0 +1,11 @@
+---
+title: Hidden Sidebar Page
+intro: 'Test page for the hideSidebar frontmatter'
+versions:
+  fpt: '*'
+  ghes: '*'
+  ghec: '*'
+hideSidebar: true
+---
+
+This page renders without the doc-tree sidebar.
diff --git a/src/fixtures/fixtures/content/get-started/sidebar-test/index.md b/src/fixtures/fixtures/content/get-started/sidebar-test/index.md
index a8e24ea5071b..068b76be9a18 100644
--- a/src/fixtures/fixtures/content/get-started/sidebar-test/index.md
+++ b/src/fixtures/fixtures/content/get-started/sidebar-test/index.md
@@ -10,6 +10,7 @@ sidebarLink:
   href: /get-started/sidebar-test
 children:
   - /test-child
+  - /hidden-sidebar
 ---
 
 This is a test page for the sidebar custom link functionality.
diff --git a/src/fixtures/tests/sidebar.ts b/src/fixtures/tests/sidebar.ts
index 2b2ae2ed4769..18b1325dff23 100644
--- a/src/fixtures/tests/sidebar.ts
+++ b/src/fixtures/tests/sidebar.ts
@@ -14,6 +14,14 @@ describe('sidebar', () => {
     expect($('[data-testid="sidebar-mobile-toggle"]').length).toBe(1)
   })
 
+  test('hideSidebar frontmatter drops the sidebar and its toggles', async () => {
+    const $: CheerioAPI = await getDOM('/get-started/sidebar-test/hidden-sidebar')
+    expect($('[data-container="nav"]').length).toBe(0)
+    expect($('[data-testid="sidebar-collapse-toggle"]').length).toBe(0)
+    expect($('[data-testid="sidebar-mobile-toggle"]').length).toBe(0)
+    expect($('[data-testid="docs-secondary-bar"]').length).toBe(1)
+  })
+
   test('REST pages get the REST sidebar', async () => {
     const $: CheerioAPI = await getDOM('/rest')
     expect($('[data-testid=rest-sidebar-reference]').length).toBe(1)
diff --git a/src/frame/components/DefaultLayout.tsx b/src/frame/components/DefaultLayout.tsx
index 8cff2d7ac51c..39e0ba86b087 100644
--- a/src/frame/components/DefaultLayout.tsx
+++ b/src/frame/components/DefaultLayout.tsx
@@ -276,13 +276,14 @@ type LayoutBodyProps = {
 }
 const LayoutBody = ({ children, hasDrawer }: LayoutBodyProps) => {
   const { collapsed, mobileNavOpen } = useSidebarCollapsed()
-  const { currentProduct } = useMainContext()
+  const { currentProduct, page } = useMainContext()
   const isSearchResultsPage = currentProduct?.id === 'search'
+  const hideSidebar = page?.hideSidebar && !isSearchResultsPage
   const miniTocItems = useMiniTocItems()
   const hasSubBar = miniTocItems.length > 1
   return (
     <div className={cx('d-lg-flex', isSearchResultsPage && styles.searchColumns)}>
-      {collapsed && !mobileNavOpen && !isSearchResultsPage ? null : (
+      {hideSidebar || (collapsed && !mobileNavOpen && !isSearchResultsPage) ? null : (
         <SidebarNav mobileOpen={mobileNavOpen} />
       )}
       <div
@@ -293,7 +294,7 @@ const LayoutBody = ({ children, hasDrawer }: LayoutBodyProps) => {
           hasSubBar &&
             hasDrawer &&
             (collapsed ? styles.stickyStackYieldsWhenCollapsed : styles.stickyStackYieldsAtXxl),
-          mobileNavOpen && styles.contentHiddenForNav,
+          mobileNavOpen && !hideSidebar && styles.contentHiddenForNav,
         )}
       >
         <main id="main-content" className={styles.mainContent}>
diff --git a/src/frame/components/context/MainContext.tsx b/src/frame/components/context/MainContext.tsx
index 67487ab94507..3b5f0f439988 100644
--- a/src/frame/components/context/MainContext.tsx
+++ b/src/frame/components/context/MainContext.tsx
@@ -120,6 +120,7 @@ export type MainContextT = {
     introPlainText?: string
     hidden: boolean
     noEarlyAccessBanner: boolean
+    hideSidebar: boolean
     applicableVersions: string[]
     docsTeamMetrics: string[] | null
   } | null
@@ -228,6 +229,7 @@ export const getMainContext = async (
       applicableVersions: page.permalinks.map((obj: Permalink) => obj.pageVersion),
       hidden: page.hidden || false,
       noEarlyAccessBanner: page.noEarlyAccessBanner || false,
+      hideSidebar: page.hideSidebar || false,
       docsTeamMetrics: page.docsTeamMetrics || null,
     }) ||
     null
diff --git a/src/frame/components/page-header/DocsSecondaryBar.tsx b/src/frame/components/page-header/DocsSecondaryBar.tsx
index 71b7257083c2..3de0faff4dc7 100644
--- a/src/frame/components/page-header/DocsSecondaryBar.tsx
+++ b/src/frame/components/page-header/DocsSecondaryBar.tsx
@@ -24,7 +24,7 @@ import styles from './DocsSecondaryBar.module.scss'
 // the unversioned route matches router.route === '/search'.
 export const DocsSecondaryBar = () => {
   const router = useRouter()
-  const { isHomepageVersion, currentProduct } = useMainContext()
+  const { isHomepageVersion, currentProduct, page } = useMainContext()
   const { t } = useTranslation('header')
   const { collapsed, toggleCollapsed, mobileNavOpen, toggleMobileNav } = useSidebarCollapsed()
 
@@ -40,7 +40,7 @@ export const DocsSecondaryBar = () => {
     <>
       <div data-container="secondary-nav" data-testid="docs-secondary-bar" className={styles.bar}>
         <div className={styles.leftSegment}>
-          {!isEarlyAccessPage && (
+          {!isEarlyAccessPage && !page?.hideSidebar && (
             <div className={styles.toggleCell}>
               <IconButton
                 data-testid="sidebar-collapse-toggle"
diff --git a/src/frame/lib/frontmatter.ts b/src/frame/lib/frontmatter.ts
index 85f7ed5b0012..516f026a3fb4 100644
--- a/src/frame/lib/frontmatter.ts
+++ b/src/frame/lib/frontmatter.ts
@@ -260,6 +260,10 @@ export const schema: Schema = {
       type: 'string',
       enum: ['mos-diner'],
     },
+    // Pages with no navigable children, such as event landings, can drop the doc-tree rail.
+    hideSidebar: {
+      type: 'boolean',
+    },
     interactive: {
       type: 'boolean',
     },
diff --git a/src/types/types.ts b/src/types/types.ts
index 6d9ffbf1e7ea..b211958896ff 100644
--- a/src/types/types.ts
+++ b/src/types/types.ts
@@ -41,6 +41,7 @@ export type PageFrontmatter = {
   subcategory?: boolean
   hidden?: boolean
   noEarlyAccessBanner?: boolean
+  hideSidebar?: boolean
   earlyAccessToc?: string
   layout?: string | boolean
   redirect_from?: string[]
@@ -340,6 +341,7 @@ export type Page = {
   children?: string[]
   introPlainText?: string
   noEarlyAccessBanner?: boolean
+  hideSidebar?: boolean
   communityRedirect?: {
     name: string
     href: string