Maigonis Valdmanis, Latvian basketball player and coach (d. 1999)
Maigonis Valdmanis (September 8, 1933 – October 30, 1999) was a Soviet and Latvian basketball player and coach. He was born in Riga.
He played for Rīgas ASK and won three Euroleague titles (1958, 1959, 1960) and four Soviet national league championships (1955, 1956, 1957, 1958).
Playing for the USSR national basketball team Maigonis Valdmanis won three gold medals at EuroBasket 1957, EuroBasket 1959, EuroBasket 1961, and silver medals at the 1952, 1956 and 1960 Olympic Games.