Head-to-Head
Overview
John Isner and Lukas Lacko have met 2 times since 2017. John Isner leads 2β0. On hard, John Isner leads 2β0. Their first encounter was at the 2017 Atlanta (QF), won by John Isner. Most recently they met at the 2019 Delray Beach (R16), with John Isner winning. John Isner has won the last 2 meetings.
By surface
- hard2 β 0