François Joseph Marie Antoine Blanchy (French pronunciation: [fʁɑ̃swa blɑ̃ʃi]; 12 December 1886 – 2 October 1960) was a tennis player competing for France.

[1] He competed at the 1912 Summer Olympics and the 1920 Summer Olympics.

[2] Runner-up to Maurice Germot in the singles final of the Amateur French Championships in 1910, Blanchy eventually won the title in 1923 over eight-time champion Max Decugis.

He also won the doubles title at the tournament in 1923, partnering Jean Samazeuilh.

[3] Blanchy later became a sports official, directing the Villa Primrose (Bordeaux tennis club), and the French Tennis Federation.