.@JohnIsner won his 500th career tie-break set @DALOpenTennis in QF. Here are the Open Era tie-breaks won leaders:@JohnIsner 500-319@rogerfederer 466-247@ivokarlovic 398-403
— ATP Media Info (@ATPMediaInfo) February 10, 2023
Pete Sampras 328-194@feliciano_lopez 325-278