Pach may refer to:
People Joseph Pach (1928), Canadian violinist Walter Pach (1883–1958), American artist, critic, lecturer, and art historian Marek Pach (1954), Polish combined skier and ski jumper János Pach (1954), Hungarian mathematician and computer scientist
Other uses Chuathbaluk Airport, Chuathbaluk, Alaska, U.S. Pach Brothers, a photography studio in New York City