[1][2] The 2019 World TeamTennis season included eight teams.

Each team played a 14-match regular-season schedule with seven home and seven away matches.

The top four teams in the regular season (14–31 July) qualified for the World TeamTennis playoffs at the Orleans Arena in Las Vegas, with the semifinals on 2 August and the WTT Finals on 3 August.

[3] The winner of the WTT Finals was awarded the King Trophy.

[4] The table below shows the WTT team and the player who had the highest regular-season winning percentages in each of the league's five events.