Trepp

Trepp is a Germanic surname that may refer to
 * Gunda Trepp (born 1958), German author and journalist
 * Hans-Martin Trepp (1922–1970), Swiss ice hockey player
 * Leo Trepp (1913–2010), German-born American rabbi
 * Max Trepp (1924–1990), Swiss Olympic sprinter
 * Willy Trepp (born 1938), Swiss track cyclist