Tamashiro (written: 玉城) is a Japanese surname. Notable people with the surname include:

• Akio Tamashiro (born 1979), Japanese-Peruvian karateka
• Jerry Tamashiro (born 1971), Japanese-Peruvian footballer
• Sachi Tamashiro (born 1980), Japanese-Mexican actress
• Shungo Tamashiro (玉城 峻吾, born 1991), Japanese footballer
• Tim Tamashiro, Japanese-Canadian jazz singer and radio presenter
• Tina Tamashiro (玉城 ティナ, born 1997), Japanese model and idol
• Yukiya Tamashiro (玉城 幸弥, born 1993), Japanese footballer