diff --git a/src/components/SpruceForm/Widgets/LeafyGreenWidgets.tsx b/src/components/SpruceForm/Widgets/LeafyGreenWidgets.tsx
index 20fbe51099..3dd73b8d4d 100644
--- a/src/components/SpruceForm/Widgets/LeafyGreenWidgets.tsx
+++ b/src/components/SpruceForm/Widgets/LeafyGreenWidgets.tsx
@@ -211,6 +211,7 @@ export const LeafyGreenSelect: React.FC<
 
 export const LeafyGreenRadio: React.FC<EnumSpruceWidgetProps> = ({
   disabled,
+  id,
   label,
   onChange,
   options,
@@ -224,11 +225,13 @@ export const LeafyGreenRadio: React.FC<EnumSpruceWidgetProps> = ({
   } = options;
   return (
     <ElementWrapper css={elementWrapperCSS}>
+      <Label htmlFor={id}>{label}</Label>
       <RadioGroup
+        data-cy={dataCy}
+        id={id}
         name={label}
-        value={value}
         onChange={(e) => onChange(e.target.value)}
-        data-cy={dataCy}
+        value={value}
       >
         {enumOptions.map((o) => {
           const optionDisabled = enumDisabled?.includes(o.value) ?? false;
diff --git a/src/gql/generated/types.ts b/src/gql/generated/types.ts
index c75561a068..947ff4bdf0 100644
--- a/src/gql/generated/types.ts
+++ b/src/gql/generated/types.ts
@@ -2949,6 +2949,7 @@ export type UserSettings = {
   region?: Maybe<Scalars["String"]["output"]>;
   slackMemberId?: Maybe<Scalars["String"]["output"]>;
   slackUsername?: Maybe<Scalars["String"]["output"]>;
+  timeFormat?: Maybe<Scalars["String"]["output"]>;
   timezone?: Maybe<Scalars["String"]["output"]>;
   useSpruceOptions?: Maybe<UseSpruceOptions>;
 };
@@ -2964,6 +2965,7 @@ export type UserSettingsInput = {
   region?: InputMaybe<Scalars["String"]["input"]>;
   slackMemberId?: InputMaybe<Scalars["String"]["input"]>;
   slackUsername?: InputMaybe<Scalars["String"]["input"]>;
+  timeFormat?: InputMaybe<Scalars["String"]["input"]>;
   timezone?: InputMaybe<Scalars["String"]["input"]>;
   useSpruceOptions?: InputMaybe<UseSpruceOptionsInput>;
 };
@@ -8720,6 +8722,7 @@ export type UserSettingsQuery = {
     region?: string | null;
     slackMemberId?: string | null;
     slackUsername?: string | null;
+    timeFormat?: string | null;
     timezone?: string | null;
     githubUser?: {
       __typename?: "GithubUser";
diff --git a/src/gql/queries/user-settings.graphql b/src/gql/queries/user-settings.graphql
index 6dbaa71043..bacf7059e6 100644
--- a/src/gql/queries/user-settings.graphql
+++ b/src/gql/queries/user-settings.graphql
@@ -15,6 +15,7 @@ query UserSettings {
     region
     slackMemberId
     slackUsername
+    timeFormat
     timezone
     useSpruceOptions {
       hasUsedMainlineCommitsBefore
diff --git a/src/hooks/useDateFormat.ts b/src/hooks/useDateFormat.ts
index 1955c86366..4e63aa11fc 100644
--- a/src/hooks/useDateFormat.ts
+++ b/src/hooks/useDateFormat.ts
@@ -5,12 +5,13 @@ import { useUserTimeZone } from "./useUserTimeZone";
 export const useDateFormat = () => {
   const timezone = useUserTimeZone();
   const { userSettings } = useUserSettings();
-  const { dateFormat } = userSettings || {};
+  const { dateFormat, timeFormat } = userSettings || {};
 
   return (date: string | number | Date, options: DateCopyOptions = {}) =>
     getDateCopy(date, {
       tz: timezone,
       dateFormat,
+      timeFormat,
       ...options,
     });
 };
diff --git a/src/pages/preferences/preferencesTabs/ProfileTab.tsx b/src/pages/preferences/preferencesTabs/ProfileTab.tsx
index 26313f1164..4ac8d99f97 100644
--- a/src/pages/preferences/preferencesTabs/ProfileTab.tsx
+++ b/src/pages/preferences/preferencesTabs/ProfileTab.tsx
@@ -23,7 +23,13 @@ export const ProfileTab: React.FC = () => {
   const dispatchToast = useToastContext();
 
   const { loading, userSettings } = useUserSettings();
-  const { dateFormat, githubUser, region, timezone } = userSettings ?? {};
+  const {
+    dateFormat,
+    githubUser,
+    region,
+    timeFormat = "h:mm:ss aa",
+    timezone,
+  } = userSettings ?? {};
   const lastKnownAs = githubUser?.lastKnownAs || "";
 
   const { data: awsRegionData, loading: awsRegionLoading } =
@@ -49,11 +55,13 @@ export const ProfileTab: React.FC = () => {
     region: string;
     githubUser: { lastKnownAs?: string };
     dateFormat: string;
+    timeFormat: string;
   }>({
     timezone,
     region,
     githubUser: { lastKnownAs },
     dateFormat,
+    timeFormat,
   });
 
   useEffect(() => {
@@ -62,8 +70,9 @@ export const ProfileTab: React.FC = () => {
       timezone,
       region,
       dateFormat,
+      timeFormat,
     });
-  }, [dateFormat, githubUser, region, timezone]);
+  }, [dateFormat, githubUser, region, timeFormat, timezone]);
 
   const handleSubmit = () => {
     updateUserSettings({
@@ -111,6 +120,9 @@ export const ProfileTab: React.FC = () => {
             dateFormat: {
               "ui:placeholder": "Select a date format",
             },
+            timeFormat: {
+              "ui:widget": "radio",
+            },
           }}
           schema={{
             properties: {
@@ -150,6 +162,25 @@ export const ProfileTab: React.FC = () => {
                   })),
                 ],
               },
+              timeFormat: {
+                type: "string",
+                title: "Time Format",
+                oneOf: [
+                  {
+                    type: "string" as "string",
+                    title: "12-hour clock",
+                    description: "Display time with AM/PM, e.g. 12:34 PM",
+                    enum: ["h:mm:ss aa"],
+                  },
+
+                  {
+                    type: "string" as "string",
+                    title: "24-hour clock",
+                    description: "Use 24-hour notation, e.g. 13:34",
+                    enum: ["H:mm:ss"],
+                  },
+                ],
+              },
             },
           }}
         />
diff --git a/src/utils/string/index.ts b/src/utils/string/index.ts
index c2c7146177..0da8f6c62d 100644
--- a/src/utils/string/index.ts
+++ b/src/utils/string/index.ts
@@ -100,6 +100,7 @@ export type DateCopyOptions = {
   omitSeconds?: boolean;
   omitTimezone?: boolean;
   dateFormat?: string;
+  timeFormat?: string;
 };
 
 /**
@@ -111,7 +112,7 @@ export type DateCopyOptions = {
  * @param options.omitSeconds - if true, will not return the seconds
  * @param options.omitTimezone - if true, will not return the timezone
  * @param options.dateFormat - a date format string, such as "MMM d, yyyy"
- * @returns - a string representing the date in the format of "MMM d, yyyy h:mm:ss a z"
+ * @returns - a string representing the date in either the user's specified format or the default, "MMM d, yyyy h:mm:ss aa z"
  */
 export const getDateCopy = (
   time: string | number | Date,
@@ -121,15 +122,19 @@ export const getDateCopy = (
     return "";
   }
   const { dateOnly, omitSeconds, omitTimezone, tz } = options || {};
-  let { dateFormat } = options || {};
+  let { dateFormat, timeFormat } = options || {};
   if (!dateFormat) {
     dateFormat = "MMM d, yyyy";
   }
+  if (!timeFormat) {
+    timeFormat = "h:mm:ss aa";
+  }
+  if (omitSeconds) {
+    timeFormat = timeFormat.replace(":ss", "");
+  }
   const finalDateFormat = dateOnly
     ? dateFormat
-    : `${dateFormat}, h:mm${omitSeconds ? "" : ":ss"} aa${
-        omitTimezone ? "" : " z"
-      }`;
+    : `${dateFormat}, ${timeFormat}${omitTimezone ? "" : " z"}`;
   if (tz) {
     return format(utcToZonedTime(time, tz), finalDateFormat, {
       timeZone: tz,