Boso may refer to:


  • Boso of Provence (850–887), Frankish nobleman and king
  • Boso the Elder (c. 800–855), a Frank from the Bosonid dynasty
  • Boso of Tuscany (885–936), Italian nobleman
  • Boso of Merseburg (d. 970), German bishop
  • Boso of Sant'Anastasia (d. c. 1127), cardinal and bishop of Turin
  • Boso of Santa Pudenziana (d. c. 1178), English Cardinal
  • Greg Boso (b. 1957), West Virginia State Senator
  • Cap Boso (b. 1963), American football player


  • Bōsō Peninsula, in Japan
  • Boso (Gojjam), a marketplace in Bure, Ethiopia
  • Boso, Ghana, a village