H
- Hammer (Canty, Eisenhower)
- Hammerhead (unknown)
- Hard-Drive (unknown) - dead
- Havok (Summers, Alexander "Alex")
- Hawk-Owl (Danner, Jack)
- Hawkeye (Barton, Clint)
- Heather Hudson
- Heimdall
- Hela
- Hellcat (Walker, Patsy)
- Herr Kleiser
- Hobgoblin (Harry Osborn) - dead
- Hogun
- Howard the Duck
- Hulk (Banner, Robert Bruce)
- Human Torch (Storm, John "Johnny")
- Human Torch (Marvel Zombies)
- Hurricane (unknown) - dead
- Hyperion (Squadron Supreme)
Read more about this topic: List Of Ultimate Marvel Characters