1. Batman
2. Caveman
3. Clown
4. Cowboy
5. Darth Vader
6. Devil
7. Fireman
8. Football Player
9. Founding Father
10. Jailbird
11. Lingerie Party
12. Mario and Luigi
13. Native American
14. Naval Officer
15. Robin
16. Scot
17. Scout
18. Tin Man
19. Wonder Woman
Images found at Yandy.com, BuyCostumes.com, Homorazzi.com, Hommemaker.com and CostumeHunks.Tumblr.com.