John Isner career statistics

This is a list of main career statistics of American professional tennis player John Isner. All statistics are according to the ATP Tour and ITF website.
Performance timelines.
Singles.
"Current through the end of 2021 Madrid Open."
ATP career finals.
Team finals.
In January 2011, Isner teamed with Bethanie Mattek-Sands for the United States and they reached the mixed doubles Hopman Cup final. They won in two sets against Justine Henin and Ruben Bemelmans of Belgium.
In 2015, Isner played once again in the Hopman Cup as a last-minute entry, replacing the injured Jack Sock and partnered with Serena Williams. They too reached the mixed doubles final but lost in two sets to Agnieszka Radwańska and Jerzy Janowicz of Poland.
Record against top 10 players.
Isner's match record against players who have been ranked world no. 10 or higher, with those who are active in boldface.