diff --git a/packages/primeng/src/autocomplete/autocomplete.spec.ts b/packages/primeng/src/autocomplete/autocomplete.spec.ts
index 73ea7a73a0a..669de2816d9 100644
--- a/packages/primeng/src/autocomplete/autocomplete.spec.ts
+++ b/packages/primeng/src/autocomplete/autocomplete.spec.ts
@@ -1366,6 +1366,55 @@ describe('AutoComplete', () => {
             }
         });
 
+        it('should provide an accessible name for the multiple listbox', async () => {
+            testComponent.multiple = true;
+            testComponent.ariaLabel = undefined as any;
+            testComponent.ariaLabelledBy = undefined as any;
+            testComponent.placeholder = 'Select tags';
+            testFixture.changeDetectorRef.markForCheck();
+            await testFixture.whenStable();
+
+            const listElement = testFixture.debugElement.query(By.css('ul[role="listbox"]'));
+
+            expect(listElement.nativeElement.getAttribute('aria-label')).toBe('Select tags');
+            expect(listElement.nativeElement.getAttribute('aria-labelledby')).toBeNull();
+        });
+
+        it('should support labelledby for the multiple listbox', async () => {
+            testComponent.multiple = true;
+            testComponent.ariaLabelledBy = 'autocomplete-label';
+            testFixture.changeDetectorRef.markForCheck();
+            await testFixture.whenStable();
+
+            const listElement = testFixture.debugElement.query(By.css('ul[role="listbox"]'));
+
+            expect(listElement.nativeElement.getAttribute('aria-labelledby')).toBe('autocomplete-label');
+        });
+
+        it('should provide a default accessible name for the multiple listbox', async () => {
+            testComponent.multiple = true;
+            testComponent.ariaLabel = undefined as any;
+            testComponent.ariaLabelledBy = undefined as any;
+            testComponent.placeholder = undefined as any;
+            testFixture.changeDetectorRef.markForCheck();
+            await testFixture.whenStable();
+
+            const listElement = testFixture.debugElement.query(By.css('ul[role="listbox"]'));
+
+            expect(listElement.nativeElement.getAttribute('aria-label')).toBe('Option List');
+        });
+
+        it('should not render the multiple input wrapper as an option', async () => {
+            testComponent.multiple = true;
+            testFixture.changeDetectorRef.markForCheck();
+            await testFixture.whenStable();
+
+            const inputElement = testFixture.debugElement.query(By.css('input[role="combobox"]'));
+            const inputWrapper = inputElement.nativeElement.closest('li');
+
+            expect(inputWrapper.getAttribute('role')).toBe('presentation');
+        });
+
         it('should support keyboard navigation', () => {
             const inputElement = testFixture.debugElement.query(By.css('input'));
 
diff --git a/packages/primeng/src/autocomplete/autocomplete.ts b/packages/primeng/src/autocomplete/autocomplete.ts
index c89b8f6c417..ae4bb362a6f 100755
--- a/packages/primeng/src/autocomplete/autocomplete.ts
+++ b/packages/primeng/src/autocomplete/autocomplete.ts
@@ -133,6 +133,8 @@ export const AUTOCOMPLETE_VALUE_ACCESSOR: any = {
             [attr.data-p]="inputMultipleDataP"
             [tabindex]="-1"
             role="listbox"
+            [attr.aria-label]="ariaLabelledBy ? undefined : ariaLabel || placeholder || listLabel"
+            [attr.aria-labelledby]="ariaLabelledBy"
             [attr.aria-orientation]="'horizontal'"
             [attr.aria-activedescendant]="focused ? focusedMultipleOptionId : undefined"
             (focus)="onMultipleContainerFocus($event)"
@@ -171,7 +173,7 @@ export const AUTOCOMPLETE_VALUE_ACCESSOR: any = {
                     </ng-template>
                 </p-chip>
             </li>
-            <li [pBind]="ptm('inputChip')" [class]="cx('inputChip')" role="option">
+            <li [pBind]="ptm('inputChip')" [class]="cx('inputChip')" role="presentation">
                 <input
                     #focusInput
                     #multiIn