As a head coach: Faidon Matthaiou,[1] (alternate spellings: Feidon, Fedon, Mathaiou, Mattheou; Greek: Φαίδων Ματθαίου: 12 July 1924 – 17 September 2011[2]) was a Greek professional basketball player and coach.

[4] Born in Thessaloniki, Greece, Matthaiou is considered to have been one of the greatest Greek athletes of all time.

He was a multi-sport athlete that competed in the sports of volleyball, water polo, track and field, rowing, shooting, cycling, fencing, tennis, table tennis, and basketball, which was the sport that he was the most well-known for competing in.

Matthaiou began playing professional basketball, as well as many other sports, with the Greek club Aris Thessaloniki in 1945.

Matthaiou was named as a coach of the FIBA European Selection team in the years 1970 and 1973.