diff --git a/PluralKit.API/Controllers/MemberController.cs b/PluralKit.API/Controllers/MemberController.cs
index 63cce0a0..3bf30976 100644
--- a/PluralKit.API/Controllers/MemberController.cs
+++ b/PluralKit.API/Controllers/MemberController.cs
@@ -41,6 +41,8 @@ namespace PluralKit.API.Controllers
             // Explicit bounds checks
             if (newMember.Name != null && newMember.Name.Length > Limits.MaxMemberNameLength)
                 return BadRequest($"Member name too long ({newMember.Name.Length} > {Limits.MaxMemberNameLength}.");
+            if (newMember.DisplayName != null && newMember.DisplayName.Length > Limits.MaxMemberNameLength)
+                return BadRequest($"Member display name too long ({newMember.DisplayName.Length} > {Limits.MaxMemberNameLength}.");
             if (newMember.Pronouns != null && newMember.Pronouns.Length > Limits.MaxPronounsLength)
                 return BadRequest($"Member pronouns too long ({newMember.Pronouns.Length} > {Limits.MaxPronounsLength}.");
             if (newMember.Description != null && newMember.Description.Length > Limits.MaxDescriptionLength)
@@ -57,6 +59,7 @@ namespace PluralKit.API.Controllers
             var member = await _members.Create(system, newMember.Name);
 
             member.Name = newMember.Name;
+            member.DisplayName = newMember.DisplayName;
             member.Color = newMember.Color;
             member.AvatarUrl = newMember.AvatarUrl;
             member.Birthday = newMember.Birthday;
@@ -84,6 +87,8 @@ namespace PluralKit.API.Controllers
             // Explicit bounds checks
             if (newMember.Name != null && newMember.Name.Length > Limits.MaxMemberNameLength)
                 return BadRequest($"Member name too long ({newMember.Name.Length} > {Limits.MaxMemberNameLength}.");
+            if (newMember.DisplayName != null && newMember.DisplayName.Length > Limits.MaxMemberNameLength)
+                return BadRequest($"Member display name too long ({newMember.DisplayName.Length} > {Limits.MaxMemberNameLength}.");
             if (newMember.Pronouns != null && newMember.Pronouns.Length > Limits.MaxPronounsLength)
                 return BadRequest($"Member pronouns too long ({newMember.Pronouns.Length} > {Limits.MaxPronounsLength}.");
             if (newMember.Description != null && newMember.Description.Length > Limits.MaxDescriptionLength)
@@ -98,6 +103,7 @@ namespace PluralKit.API.Controllers
                 return BadRequest();
 
             member.Name = newMember.Name;
+            member.DisplayName = newMember.DisplayName;
             member.Color = newMember.Color;
             member.AvatarUrl = newMember.AvatarUrl;
             member.Birthday = newMember.Birthday;