Matsubara (written 松原) is a Japanese surname. Notable people with the surname include:
Hiroki Matsubara (松原 浩樹, born 1973), Japanese footballer
Hisako Matsubara (松原 久子, born 1935), Japanese writer
Jin Matsubara (松原 仁, born 1956), Japanese footballer
Ken Matsubara (松原 健, born 1993), Japanese footballer
Kiyomatsu Matsubara (松原 喜代松, 1907–1968), Japanese marine biologist
Kozo Matsubara (松原 光三, born 1949), Japanese handball player
Masayuki Matsubara (松原 正之, born 1939), Japanese sport wrestler
Miki Matsubara (松原 みき, 1959–2004), Japanese singer-songwriter and composer
Matsubara Naoko (松原 直子, born 1937), Japanese artist
Osamu Matsubara (松原 治, died 2012), Japanese businessman
Rie Matsubara (松原 梨恵, born 1993), Japanese rhythmic gymnast
Tadaaki Matsubara (松原 忠明, born 1977), Japanese footballer
Takehisa Matsubara (松原 武久, born 1937), Japanese politician
Tsuyoshi Matsubara (松原 剛志, born 1979), Japanese singer and actor
Yoshika Matsubara (松原 良香, born 1974), Japanese footballer
Yuki Matsubara (松原 優吉, born 1988), Japanese footballer
