Kenneth Eugene St. Andre is an American fantasy game designer and author, best known for creating the fantasy role-playing game, Tunnels & Trolls (T&T), and the computer role-playing game, Wasteland.

Tunnels & Trolls is a fantasy role-playing game designed by Ken St. Andre and first published in 1975 by Flying Buffalo. The second modern role-playing game published, it was written by Ken St. Andre to be a more accessible alternative to Dungeons & Dragons and is suitable for solitaire, group, and play-by-mail gameplay.