diff --git a/packages/react-core/src/components/TextInput/TextInput.tsx b/packages/react-core/src/components/TextInput/TextInput.tsx
index db897a43d02..282928b5c07 100644
--- a/packages/react-core/src/components/TextInput/TextInput.tsx
+++ b/packages/react-core/src/components/TextInput/TextInput.tsx
@@ -26,6 +26,13 @@ export enum TextInputReadOnlyVariant {
   plain = 'plain'
 }
 
+export interface TextInputExpandedObj {
+  /** Flag to apply expanded styling. */
+  isExpanded: boolean;
+  /** Id of the element that the text input is controlling expansion of. */
+  ariaControls: string;
+}
+
 export interface TextInputProps
   extends Omit<React.HTMLProps<HTMLInputElement>, 'onChange' | 'onFocus' | 'onBlur' | 'disabled' | 'ref'>,
     OUIAProps {
@@ -33,8 +40,10 @@ export interface TextInputProps
   className?: string;
   /** Flag to show if the text input is disabled. */
   isDisabled?: boolean;
-  /** Flag to apply expanded styling */
+  /** @deprecated Flag to apply expanded styling. expandedProps should now be used instead. */
   isExpanded?: boolean;
+  /** Prop to apply expanded styling to the text input and link it to the element it is controlling. This should be used when the input controls a menu and that menu is expandable. */
+  expandedProps?: TextInputExpandedObj;
   /** Sets the input as readonly and determines the readonly styling. */
   readOnlyVariant?: 'plain' | 'default';
   /** Flag indicating whether the input is required */
@@ -182,6 +191,7 @@ export class TextInputBase extends React.Component<TextInputProps, TextInputStat
       isLeftTruncated,
       isStartTruncated,
       isExpanded,
+      expandedProps,
       readOnly,
       readOnlyVariant,
       isRequired,
@@ -193,6 +203,9 @@ export class TextInputBase extends React.Component<TextInputProps, TextInputStat
     } = this.props;
 
     const hasStatusIcon = ['success', 'error', 'warning'].includes(validated);
+    const ariaExpandedProps = expandedProps
+      ? { 'aria-expanded': expandedProps?.isExpanded, 'aria-controls': expandedProps?.ariaControls, role: 'combobox' }
+      : {};
 
     return (
       <span
@@ -201,7 +214,7 @@ export class TextInputBase extends React.Component<TextInputProps, TextInputStat
           readOnlyVariant && styles.modifiers.readonly,
           readOnlyVariant === 'plain' && styles.modifiers.plain,
           isDisabled && styles.modifiers.disabled,
-          isExpanded && styles.modifiers.expanded,
+          (isExpanded || expandedProps?.isExpanded) && styles.modifiers.expanded,
           customIcon && styles.modifiers.icon,
           hasStatusIcon && styles.modifiers[validated as 'success' | 'warning' | 'error'],
           className
@@ -215,6 +228,7 @@ export class TextInputBase extends React.Component<TextInputProps, TextInputStat
           type={type}
           value={this.sanitizeInputValue(value)}
           aria-invalid={props['aria-invalid'] ? props['aria-invalid'] : validated === ValidatedOptions.error}
+          {...ariaExpandedProps}
           required={isRequired}
           disabled={isDisabled}
           readOnly={!!readOnlyVariant || readOnly}
diff --git a/packages/react-core/src/components/TextInput/__tests__/TextInput.test.tsx b/packages/react-core/src/components/TextInput/__tests__/TextInput.test.tsx
index 666f37c6bab..99a76fc6be5 100644
--- a/packages/react-core/src/components/TextInput/__tests__/TextInput.test.tsx
+++ b/packages/react-core/src/components/TextInput/__tests__/TextInput.test.tsx
@@ -124,4 +124,13 @@ describe('TextInput', () => {
     render(<TextInput isLeftTruncated aria-label="start truncated text input" />);
     expect(trimLeftFn).toHaveBeenCalled();
   });
+
+  test('has aria-expanded set to true when ariaProps.isExpanded is true', () => {
+    render(<TextInput expandedProps={{isExpanded: true, ariaControls: 'test'}}  aria-label="isExpanded"/>);
+
+    const input = screen.getByLabelText('isExpanded');
+    expect(input).toHaveAttribute('aria-expanded', 'true');
+    expect(input).toHaveAttribute('role', 'combobox');
+    expect(input).toHaveAttribute('aria-controls', 'test');
+  });
 });
diff --git a/packages/react-core/src/components/TextInput/examples/TextInput.md b/packages/react-core/src/components/TextInput/examples/TextInput.md
index 747e062f372..3c6b689c080 100644
--- a/packages/react-core/src/components/TextInput/examples/TextInput.md
+++ b/packages/react-core/src/components/TextInput/examples/TextInput.md
@@ -3,7 +3,7 @@ id: Text input
 section: components
 subsection: forms
 cssPrefix: pf-v5-c-form-control
-propComponents: ['TextInput']
+propComponents: ['TextInput', 'TextInputExpandedObj']
 ---
 
 import CalendarIcon from '@patternfly/react-icons/dist/esm/icons/calendar-icon';