Riggenbach is a Germanic surname of Swiss origin.
Albert Riggenbach (19th century), meteorologist Niklaus Riggenbach (1817-1899), Swiss inventor Riggenbach counter-pressure brake Riggenbach rack system Holly Black née Riggenbach (born 1971), American writer and editor
See also Riggenbach's gerbil, an African gerbil species Hyperolius riggenbachi, an African frog species Ringgenbach, a river in Baden-Württemberg, Germany