Penno
Penno is a surname or, more rarely, a given name that may refer to:
Surname[edit]
- Enno Penno (1930–2016), Estonian politician
- Gino Penno (1920–1998), Italian tenor
- Rudolf Penno (1896–1951), Estonian politician
- William A. Penno, Jr. (1843–1929), American banjo player, composer, music teacher