During the 1936 Summer Olympics, Lubin was invited to come to Lithuania, and he became their first national team head coach. They won the EuroBasket title in 1937, using American-born players of Lithuanian heritage. When the team hosted the EuroBasket in 1939, they again won the title, this time with Lubin, acting as a player-coach. Lubin the de facto MVP of EuroBasket 1939, however he was unable to receive the award, because he was taller than , and FIBA had a rule at the time, which prohibited the award to be given to players at such a height.