diff --git a/osu.Game.Tests/Visual/Online/TestSceneUserProfileOverlay.cs b/osu.Game.Tests/Visual/Online/TestSceneUserProfileOverlay.cs
index 1b9ca8717a..fa68c931d8 100644
--- a/osu.Game.Tests/Visual/Online/TestSceneUserProfileOverlay.cs
+++ b/osu.Game.Tests/Visual/Online/TestSceneUserProfileOverlay.cs
@@ -137,6 +137,11 @@ namespace osu.Game.Tests.Visual.Online
                 @"top_ranks",
                 @"medals"
             },
+            RankHighest = new APIUser.UserRankHighest
+            {
+                Rank = 1,
+                UpdatedAt = DateTimeOffset.Now,
+            },
             Statistics = new UserStatistics
             {
                 IsRanked = true,
diff --git a/osu.Game/Online/API/Requests/Responses/APIUser.cs b/osu.Game/Online/API/Requests/Responses/APIUser.cs
index 56eec19fa1..4a31718f28 100644
--- a/osu.Game/Online/API/Requests/Responses/APIUser.cs
+++ b/osu.Game/Online/API/Requests/Responses/APIUser.cs
@@ -34,6 +34,19 @@ namespace osu.Game.Online.API.Requests.Responses
         [JsonProperty(@"previous_usernames")]
         public string[] PreviousUsernames;
 
+        [JsonProperty(@"rank_highest")]
+        [CanBeNull]
+        public UserRankHighest RankHighest;
+
+        public class UserRankHighest
+        {
+            [JsonProperty(@"rank")]
+            public int Rank;
+
+            [JsonProperty(@"updated_at")]
+            public DateTimeOffset UpdatedAt;
+        }
+
         [JsonProperty(@"country_code")]
         private string countryCodeString;
 
diff --git a/osu.Game/Overlays/Profile/Header/Components/MainDetails.cs b/osu.Game/Overlays/Profile/Header/Components/MainDetails.cs
index b89973c5e5..2505c1bc8c 100644
--- a/osu.Game/Overlays/Profile/Header/Components/MainDetails.cs
+++ b/osu.Game/Overlays/Profile/Header/Components/MainDetails.cs
@@ -143,6 +143,13 @@ namespace osu.Game.Overlays.Profile.Header.Components
                 scoreRankInfo.Value.RankCount = user?.Statistics?.GradesCount[scoreRankInfo.Key] ?? 0;
 
             detailGlobalRank.Content = user?.Statistics?.GlobalRank?.ToLocalisableString("\\##,##0") ?? (LocalisableString)"-";
+
+            var rankHighest = user?.RankHighest;
+
+            detailGlobalRank.ContentTooltipText = rankHighest != null
+                ? UsersStrings.ShowRankHighest(rankHighest.Rank.ToLocalisableString("\\##,##0"), rankHighest.UpdatedAt.ToLocalisableString(@"d MMM yyyy"))
+                : string.Empty;
+
             detailCountryRank.Content = user?.Statistics?.CountryRank?.ToLocalisableString("\\##,##0") ?? (LocalisableString)"-";
 
             rankGraph.Statistics.Value = user?.Statistics;
diff --git a/osu.Game/Overlays/Profile/Header/Components/ProfileValueDisplay.cs b/osu.Game/Overlays/Profile/Header/Components/ProfileValueDisplay.cs
index 4b1a0409a3..b2c23458b1 100644
--- a/osu.Game/Overlays/Profile/Header/Components/ProfileValueDisplay.cs
+++ b/osu.Game/Overlays/Profile/Header/Components/ProfileValueDisplay.cs
@@ -4,6 +4,7 @@
 using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Cursor;
 using osu.Framework.Localisation;
 using osu.Game.Graphics;
 using osu.Game.Graphics.Sprites;
@@ -13,7 +14,7 @@ namespace osu.Game.Overlays.Profile.Header.Components
     public partial class ProfileValueDisplay : CompositeDrawable
     {
         private readonly OsuSpriteText title;
-        private readonly OsuSpriteText content;
+        private readonly ContentText content;
 
         public LocalisableString Title
         {
@@ -25,6 +26,11 @@ namespace osu.Game.Overlays.Profile.Header.Components
             set => content.Text = value;
         }
 
+        public LocalisableString ContentTooltipText
+        {
+            set => content.TooltipText = value;
+        }
+
         public ProfileValueDisplay(bool big = false, int minimumWidth = 60)
         {
             AutoSizeAxes = Axes.Both;
@@ -38,9 +44,9 @@ namespace osu.Game.Overlays.Profile.Header.Components
                     {
                         Font = OsuFont.GetFont(size: 12)
                     },
-                    content = new OsuSpriteText
+                    content = new ContentText
                     {
-                        Font = OsuFont.GetFont(size: big ? 30 : 20, weight: FontWeight.Light)
+                        Font = OsuFont.GetFont(size: big ? 30 : 20, weight: FontWeight.Light),
                     },
                     new Container // Add a minimum size to the FillFlowContainer
                     {
@@ -56,5 +62,10 @@ namespace osu.Game.Overlays.Profile.Header.Components
             title.Colour = colourProvider.Content1;
             content.Colour = colourProvider.Content2;
         }
+
+        private partial class ContentText : OsuSpriteText, IHasTooltip
+        {
+            public LocalisableString TooltipText { get; set; }
+        }
     }
 }
diff --git a/osu.Game/Overlays/Profile/Header/Components/TotalPlayTime.cs b/osu.Game/Overlays/Profile/Header/Components/TotalPlayTime.cs
index 08ca59d89b..a3c22d61d2 100644
--- a/osu.Game/Overlays/Profile/Header/Components/TotalPlayTime.cs
+++ b/osu.Game/Overlays/Profile/Header/Components/TotalPlayTime.cs
@@ -5,25 +5,19 @@ using osu.Framework.Allocation;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
-using osu.Framework.Graphics.Cursor;
-using osu.Framework.Localisation;
 using osu.Game.Resources.Localisation.Web;
 
 namespace osu.Game.Overlays.Profile.Header.Components
 {
-    public partial class TotalPlayTime : CompositeDrawable, IHasTooltip
+    public partial class TotalPlayTime : CompositeDrawable
     {
         public readonly Bindable<UserProfileData?> User = new Bindable<UserProfileData?>();
 
-        public LocalisableString TooltipText { get; set; }
-
         private ProfileValueDisplay info = null!;
 
         public TotalPlayTime()
         {
             AutoSizeAxes = Axes.Both;
-
-            TooltipText = "0 hours";
         }
 
         [BackgroundDependencyLoader]
@@ -32,6 +26,7 @@ namespace osu.Game.Overlays.Profile.Header.Components
             InternalChild = info = new ProfileValueDisplay(minimumWidth: 140)
             {
                 Title = UsersStrings.ShowStatsPlayTime,
+                ContentTooltipText = "0 hours",
             };
 
             User.BindValueChanged(updateTime, true);
@@ -40,7 +35,7 @@ namespace osu.Game.Overlays.Profile.Header.Components
         private void updateTime(ValueChangedEvent<UserProfileData?> user)
         {
             int? playTime = user.NewValue?.User.Statistics?.PlayTime;
-            TooltipText = (playTime ?? 0) / 3600 + " hours";
+            info.ContentTooltipText = (playTime ?? 0) / 3600 + " hours";
             info.Content = formatTime(playTime);
         }
 
diff --git a/osu.Game/Users/UserRankPanel.cs b/osu.Game/Users/UserRankPanel.cs
index 84ff3114fc..b440261a4c 100644
--- a/osu.Game/Users/UserRankPanel.cs
+++ b/osu.Game/Users/UserRankPanel.cs
@@ -166,6 +166,9 @@ namespace osu.Game.Users
                                 globalRankDisplay = new ProfileValueDisplay(true)
                                 {
                                     Title = UsersStrings.ShowRankGlobalSimple,
+                                    // TODO: implement highest rank tooltip
+                                    // `RankHighest` resides in `APIUser`, but `api.LocalUser` doesn't update
+                                    // maybe move to `UserStatistics` in api, so `SoloStatisticsWatcher` can update the value
                                 },
                                 countryRankDisplay = new ProfileValueDisplay(true)
                                 {