Blaisdell is a surname. Notable people with the surname include:
Alfred Blaisdell, politician from North DakotaDaniel Blaisdell, politician from New HampshireJames A. Blaisdell, founder of the Claremont CollegesJohn Blaisdell Corliss, politician from MichiganKealii Blaisdell, Kanaka Maoli activist and notable Hawaiian songwriterMike Blaisdell, Canadian ice hockey playerNeal Blaisdell, mayor of HonoluluNeal S. Blaisdell Center, multi-purpose center in Honolulu named after the mayorPaul Blaisdell, American artist and special effects creatorRichard Kekuni Blaisdell, professor of medicine in HonoluluTex Blaisdell, American comics creator