Antonsson is a surname of Swedish origin. Among Icelandic names, Antonsson is a patronymic name meaning son of Anton. The name may refer to:

• Bertil Antonsson (1921–2006), Swedish Olympic wrestler
• Daniel Antonsson (contemporary), Swedish guitarist and songwriter
• Jan-Eric Antonsson (contemporary), Swedish Olympic badminton player
• Johannes Antonsson (1921–1995), Swedish politician; government minister and provincial governor
• Markús Örn Antonsson (b. 1943), Icelandic politician; Mayor of Reykjavík 1991–94
• Mikael Antonsson (b. 1981), Swedish professional football player playing for FC Copenhagen
• Marcus Antonsson (b. 1991), Swedish professional football player playing for Leeds United

• Frank W. Stahnisch (academic)
• Frank W. Towey, Jr.
• Frank W. Walbank
• Frank W. Warner
• Frank W. White
• Frank W. Williams House
• Frank W. Wilson
• Frank W. Wozencraft
• Frank W. Yandrisevits
• Frank Wyatt
• Frank Wyatt (singer)
• Frank X Altimari
• Frank X. Graves
• Frank X. Graves Jr.
• Frank Xie
• Frank X. Leyendecker
• Frank X. McDermott
• Frank X. Schwab
• Frank X Walker
• Franky
• Frank Yama
• Frank Yamma
• Frank Yandrisevits
• Frank Yates Lethbridge
• Franky Cheng