 Kay won 13 major North American Bridge Championships (NABC) in the period of 1957–1977, when he was named ACBL's top performance player.He was runner-up in the Bermuda Bowl twice (1961 and 1967), and was second (1968) and third (1960) in the World Team Olympiad.He was a World Bridge Federation World Life Master and an ACBL Grand Life Master.