John Isner and Oscar Otte have met 1 time; Isner leads 1–0. Most recently Isner won 6-4, 7-6(3) in the first round at Rolex Paris Masters - Paris on October 31, 2022. By surface: indoor hard 1–0. Isner is ranked No. 332, Otte No. 402.

Every meeting

From the match records held by our data provider, main tour, Challenger and ITF levels included. Walkovers are not counted as meetings.