Hitman is a series of games by the Danish developer IO Interactive. The main anti -hero protagonist of the series goes by the name of 47. Pages in category " Hitman (video game series)". The following 12 pages are in this category, out of 12 total. This list may not reflect recent changes (learn more). Hitman (usually stylized " HITMAN ™") is a series of stealth/shooter combo video games created by.