diff --git a/core/api.txt b/core/api.txt
index 4eeea12614..e918066138 100644
--- a/core/api.txt
+++ b/core/api.txt
@@ -184,7 +184,7 @@ ion-app,prop,theme,"ios" | "md" | "ionic",undefined,false,false
 
 ion-avatar,shadow
 ion-avatar,prop,mode,"ios" | "md",undefined,false,false
-ion-avatar,prop,size,"large" | "medium" | "small" | "xsmall" | undefined,undefined,false,false
+ion-avatar,prop,size,"large" | "medium" | "small" | "xlarge" | "xsmall" | undefined,undefined,false,false
 ion-avatar,prop,theme,"ios" | "md" | "ionic",undefined,false,false
 ion-avatar,css-prop,--border-radius,ionic
 ion-avatar,css-prop,--border-radius,ios
diff --git a/core/src/components.d.ts b/core/src/components.d.ts
index be9bca602a..03ef26d101 100644
--- a/core/src/components.d.ts
+++ b/core/src/components.d.ts
@@ -336,9 +336,9 @@ export namespace Components {
          */
         "mode"?: "ios" | "md";
         /**
-          * Set to `"xsmall"` for the smallest size, `"small"` for a compact size, `"medium"` for the default height and width, or to `"large"` for a larger size.  Defaults to `"medium"` for the `ionic` theme, undefined for all other themes.
+          * Set to `"xsmall"` for the smallest size, `"small"` for a compact size, `"medium"` for the default height and width, `"large"` for a larger size, or `"xlarge"` for the largest dimensions.  Defaults to `"medium"` for the `ionic` theme, undefined for all other themes.
          */
-        "size"?: `xsmall` | 'small' | 'medium' | 'large';
+        "size"?: `xsmall` | 'small' | 'medium' | 'large' | 'xlarge';
         /**
           * The theme determines the visual appearance of the component.
          */
@@ -5568,9 +5568,9 @@ declare namespace LocalJSX {
          */
         "mode"?: "ios" | "md";
         /**
-          * Set to `"xsmall"` for the smallest size, `"small"` for a compact size, `"medium"` for the default height and width, or to `"large"` for a larger size.  Defaults to `"medium"` for the `ionic` theme, undefined for all other themes.
+          * Set to `"xsmall"` for the smallest size, `"small"` for a compact size, `"medium"` for the default height and width, `"large"` for a larger size, or `"xlarge"` for the largest dimensions.  Defaults to `"medium"` for the `ionic` theme, undefined for all other themes.
          */
-        "size"?: `xsmall` | 'small' | 'medium' | 'large';
+        "size"?: `xsmall` | 'small' | 'medium' | 'large' | 'xlarge';
         /**
           * The theme determines the visual appearance of the component.
          */
diff --git a/core/src/components/avatar/avatar.ionic.scss b/core/src/components/avatar/avatar.ionic.scss
index fbb2af9a6b..f6434916ff 100644
--- a/core/src/components/avatar/avatar.ionic.scss
+++ b/core/src/components/avatar/avatar.ionic.scss
@@ -71,3 +71,15 @@
 
   font-size: globals.$ionic-font-size-450;
 }
+
+:host(.avatar-xlarge) {
+  --padding-end: #{globals.$ionic-space-300};
+  --padding-start: #{globals.$ionic-space-300};
+
+  width: globals.$ionic-scale-1400;
+  height: globals.$ionic-scale-1400;
+
+  font-size: globals.$ionic-font-size-550;
+
+  line-height: globals.$ionic-line-height-700;
+}
diff --git a/core/src/components/avatar/avatar.tsx b/core/src/components/avatar/avatar.tsx
index 7628a19d94..b90c659896 100644
--- a/core/src/components/avatar/avatar.tsx
+++ b/core/src/components/avatar/avatar.tsx
@@ -21,11 +21,12 @@ export class Avatar implements ComponentInterface {
 
   /**
    * Set to `"xsmall"` for the smallest size, `"small"` for a compact size, `"medium"`
-   * for the default height and width, or to `"large"` for a larger size.
+   * for the default height and width, `"large"` for a larger size, or `"xlarge"` for
+   * the largest dimensions.
    *
    * Defaults to `"medium"` for the `ionic` theme, undefined for all other themes.
    */
-  @Prop() size?: `xsmall` | 'small' | 'medium' | 'large';
+  @Prop() size?: `xsmall` | 'small' | 'medium' | 'large' | 'xlarge';
 
   get hasImage() {
     return !!this.el.querySelector('ion-img') || !!this.el.querySelector('img');
diff --git a/core/src/components/avatar/test/size/avatar.e2e.ts b/core/src/components/avatar/test/size/avatar.e2e.ts
index 75f65222d7..5838519dc5 100644
--- a/core/src/components/avatar/test/size/avatar.e2e.ts
+++ b/core/src/components/avatar/test/size/avatar.e2e.ts
@@ -185,5 +185,50 @@ configs({ directions: ['ltr'], modes: ['ionic-md'] }).forEach(({ config, screens
         await expect(avatar).toHaveScreenshot(screenshot(`avatar-size-large-image`));
       });
     });
+
+    test.describe('xlarge', () => {
+      test('should not have visual regressions when containing text', async ({ page }) => {
+        await page.setContent(
+          `
+          <ion-avatar size="xlarge">AB</ion-avatar>
+        `,
+          config
+        );
+
+        const avatar = page.locator('ion-avatar');
+
+        await expect(avatar).toHaveScreenshot(screenshot(`avatar-size-xlarge-text`));
+      });
+
+      test('should not have visual regressions when containing an icon', async ({ page }) => {
+        await page.setContent(
+          `
+          <ion-avatar size="xlarge">
+            <ion-icon name="person-outline"></ion-icon>
+          </ion-avatar>
+        `,
+          config
+        );
+
+        const avatar = page.locator('ion-avatar');
+
+        await expect(avatar).toHaveScreenshot(screenshot(`avatar-size-xlarge-icon`));
+      });
+
+      test('should not have visual regressions when containing an image', async ({ page }) => {
+        await page.setContent(
+          `
+          <ion-avatar size="xlarge">
+            <img src="/src/components/avatar/test/avatar.svg"/>
+          </ion-avatar>
+        `,
+          config
+        );
+
+        const avatar = page.locator('ion-avatar');
+
+        await expect(avatar).toHaveScreenshot(screenshot(`avatar-size-xlarge-image`));
+      });
+    });
   });
 });
diff --git a/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-icon-ionic-md-ltr-light-Mobile-Chrome-linux.png b/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-icon-ionic-md-ltr-light-Mobile-Chrome-linux.png
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diff --git a/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-icon-ionic-md-ltr-light-Mobile-Firefox-linux.png b/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-icon-ionic-md-ltr-light-Mobile-Firefox-linux.png
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diff --git a/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-icon-ionic-md-ltr-light-Mobile-Safari-linux.png b/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-icon-ionic-md-ltr-light-Mobile-Safari-linux.png
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diff --git a/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-image-ionic-md-ltr-light-Mobile-Chrome-linux.png b/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-image-ionic-md-ltr-light-Mobile-Chrome-linux.png
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diff --git a/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-image-ionic-md-ltr-light-Mobile-Firefox-linux.png b/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-image-ionic-md-ltr-light-Mobile-Firefox-linux.png
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diff --git a/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-text-ionic-md-ltr-light-Mobile-Chrome-linux.png b/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-text-ionic-md-ltr-light-Mobile-Chrome-linux.png
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diff --git a/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-text-ionic-md-ltr-light-Mobile-Firefox-linux.png b/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-text-ionic-md-ltr-light-Mobile-Firefox-linux.png
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index 0000000000..e8455ee0cf
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diff --git a/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-text-ionic-md-ltr-light-Mobile-Safari-linux.png b/core/src/components/avatar/test/size/avatar.e2e.ts-snapshots/avatar-size-xlarge-text-ionic-md-ltr-light-Mobile-Safari-linux.png
new file mode 100644
index 0000000000..878db1b1be
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diff --git a/core/src/components/avatar/test/size/index.html b/core/src/components/avatar/test/size/index.html
index 1eccfd7e1f..875d5f7ddf 100644
--- a/core/src/components/avatar/test/size/index.html
+++ b/core/src/components/avatar/test/size/index.html
@@ -47,6 +47,7 @@
           <ion-avatar size="small">AB</ion-avatar>
           <ion-avatar size="medium">AB</ion-avatar>
           <ion-avatar size="large">AB</ion-avatar>
+          <ion-avatar size="xlarge">AB</ion-avatar>
         </div>
 
         <h2>Icons</h2>
@@ -63,6 +64,9 @@
           <ion-avatar size="large">
             <ion-icon name="person-outline"></ion-icon>
           </ion-avatar>
+          <ion-avatar size="xlarge">
+            <ion-icon name="person-outline"></ion-icon>
+          </ion-avatar>
         </div>
 
         <h2>Images</h2>
@@ -79,6 +83,9 @@
           <ion-avatar size="large">
             <img src="/src/components/avatar/test/avatar.svg" />
           </ion-avatar>
+          <ion-avatar size="xlarge">
+            <img src="/src/components/avatar/test/avatar.svg" />
+          </ion-avatar>
         </div>
       </ion-content>
     </ion-app>