Not included in this list are: Parenthetical date spans such as (1935–1937) or (1935–1935) report first and last representative appearances in World and European championship tournaments, according to the World Bridge Federation and European Bridge League shared database (WBF People Finder or EBL Player Lookup).
This list does not cover, say, US immigrant participation in United States Bridge Championships competition to determine US representatives—so to speak, transfers of national eligibility not consummated by play as national representatives.
Single dates imply one known representative international appearance, such as one-time play in the now-biennial Bermuda Bowl tournament.
Only those who played for more than one International Cricket Council (ICC) member are listed.
Until German courts were forced to rule on the eligibility of Miroslav Sikora in 1987, it was forbidden to compete for more than one nation in IIHF events.