diff --git a/common/src/main/java/net/william278/huskhomes/manager/RequestsManager.java b/common/src/main/java/net/william278/huskhomes/manager/RequestsManager.java
index 4e0d5573..2426c90a 100644
--- a/common/src/main/java/net/william278/huskhomes/manager/RequestsManager.java
+++ b/common/src/main/java/net/william278/huskhomes/manager/RequestsManager.java
@@ -146,7 +146,10 @@ public void sendTeleportRequest(@NotNull OnlineUser requester, @NotNull String t
         final long expiry = Instant.now().getEpochSecond()
                             + plugin.getSettings().getGeneral().getTeleportRequestExpiryTime();
         final TeleportRequest request = new TeleportRequest(requester, type, expiry);
-        final Optional<OnlineUser> localTarget = plugin.getOnlineUser(targetUser);
+
+        // Lookup the user locally first. If there's a username match globally, perform an exact local check
+        final Optional<OnlineUser> localTarget = plugin.isUserOnlineGlobally(targetUser)
+                ? plugin.getOnlineUserExact(targetUser) : plugin.getOnlineUser(targetUser);
         if (localTarget.isPresent()) {
             if (localTarget.get().equals(requester)) {
                 throw new IllegalArgumentException("Cannot send a teleport request to yourself");
diff --git a/common/src/main/java/net/william278/huskhomes/user/UserProvider.java b/common/src/main/java/net/william278/huskhomes/user/UserProvider.java
index 28c770bc..521c5850 100644
--- a/common/src/main/java/net/william278/huskhomes/user/UserProvider.java
+++ b/common/src/main/java/net/william278/huskhomes/user/UserProvider.java
@@ -68,8 +68,10 @@ default void setUserList(@NotNull String server, @NotNull List<User> players) {
         getGlobalUserList().put(server, players);
     }
 
-    default boolean isUserOnline(@NotNull User user) {
-        return getOnlineUserMap().containsKey(user.getUuid());
+    default boolean isUserOnlineGlobally(@NotNull String playerName) {
+        return getUserList().stream()
+                .map(u -> u.getName().toLowerCase(Locale.ENGLISH))
+                .anyMatch(u -> u.equals(playerName.toLowerCase(Locale.ENGLISH)));
     }
 
     default Optional<OnlineUser> getOnlineUser(@NotNull String playerName) {