Matsunaga (松永) is a Japanese surname. Notable people called Matsunaga include:
Enzo Matsunaga, an author
Futoshi Matsunaga, a Japanese serial killer
Matsunaga Hisahide, a Daimyo (feudal lord)
Masahiro Matsunaga, a race car driver
Spark Matsunaga, a United States Senator
Yoshisuke Matsunaga, a Japanese mathematician of the 18th century
Daniel Matsunaga, a Japanese-Brazilian model, actor and football player currently based in the Philippines
Fictional Characters
Mikage Matsunaga, a fictional character from anime and manga series Miracle Girls
Tomomi Matsunaga, a fictional character from anime and manga series Miracle Girls
