diff --git a/jetty-server/src/main/java/org/eclipse/jetty/server/Response.java b/jetty-server/src/main/java/org/eclipse/jetty/server/Response.java
index ee2d39f8c5b..4266a5c61d2 100644
--- a/jetty-server/src/main/java/org/eclipse/jetty/server/Response.java
+++ b/jetty-server/src/main/java/org/eclipse/jetty/server/Response.java
@@ -173,6 +173,11 @@ public class Response implements HttpServletResponse
 
     public void addCookie(HttpCookie cookie)
     {
+        if (StringUtil.isBlank(cookie.getName()))
+        {
+            throw new IllegalArgumentException("Cookie.name cannot be blank/null");
+        }
+        
         if (getHttpChannel().getHttpConfiguration().isCookieCompliance(CookieCompliance.RFC2965))
             addSetRFC2965Cookie(
                 cookie.getName(),
@@ -212,6 +217,11 @@ public class Response implements HttpServletResponse
                     comment = null;
             }
         }
+    
+        if (StringUtil.isBlank(cookie.getName()))
+        {
+            throw new IllegalArgumentException("Cookie.name cannot be blank/null");
+        }
 
         if (getHttpChannel().getHttpConfiguration().isCookieCompliance(CookieCompliance.RFC2965))
             addSetRFC2965Cookie(cookie.getName(),