Serizawa (written: 芹沢 or 芹澤) is a Japanese surname. Notable people with the surname include:
Hiroaki Serizawa (芹澤 廣明) (born 1948), Japanese singer-songwriterIchiro Serizawa (芹沢 一郎) (born 1945), Japanese fencerKeisuke Serizawa (芹沢 銈介) (1895–1984), Japanese textile designerSerizawa Kamo (芹沢 鴨) (1826–1863), Japanese samurai and commander of the ShinsengumiNaoki Serizawa (芹沢 直樹) (born 1976), Japanese artistNobuo Serizawa (芹澤 信雄) (born 1959), Japanese golferYū Serizawa (芹澤 優) (born 1994), Japanese singer/voice actressFictional characters:
Reira Serizawa (芹澤 レイラ), character in the manga series NanaDr. Sewizawa from the Godzilla Franchise. In the first movie, he created the weapon that killed the first Godzilla and inadvertently created the monster Destroyah. in the Legendary Pictures reboot series, he's the operation leader of PROJECT: MONARCH.