ATP - Winston-Salem 08/25 21:00 29 [57] Daniil Medvedev v Steve Johnson [34] 6-4,6-4
ATP - Winston-Salem 08/25 01:00 28 [34] Steve Johnson v Pablo Carreno-Busta [12] 6-3,6-4
ATP - Winston-Salem 08/23 19:00 27 [34] Steve Johnson v Kyle Edmund [16] 6-1,6-2
ATP - Winston-Salem 08/22 21:30 26 [34] Steve Johnson v Jaume Munar [85] 6-4,6-4
ATP - Winston-Salem 08/21 19:00 25 [34] Steve Johnson v Tommy Paul [392] 7-6,6-2
ATP - Cincinnati 08/14 00:30 24 [10] Novak Djokovic v Steve Johnson [33] 6-4,7-6
ATP - Toronto 08/07 18:25 24 [33] Steve Johnson v Fabio Fognini [14] 4-6,4-6
ATP - Washington 08/02 01:00 25 [72] Alex De Minaur v Steve Johnson [34] 6-4,7-5
ATP - Newport 07/22 16:00 29 [48] Steve Johnson v Ramkumar Ramanathan [161] 7-5,3-6,6-2
ATP - Newport 07/21 20:00 28 [124] Marcel Granollers v Steve Johnson [48] 3-6,3-6
ATP - Newport 07/20 18:20 27 [48] Steve Johnson v Dudi Sela [156] 6-2,6-3
ATP - Newport 07/18 18:55 26 [48] Steve Johnson v Christian Harrison [208] 6-3,6-1
Wimbledon 07/02 15:35 23 [42] Steve Johnson v Ruben Bemelmans [104] 5-7,3-6,6-4,7-6,6-8
ATP - Eastbourne 06/27 12:00 26 [42] Steve Johnson v Mischa Zverev [67] 3-6,3-6
ATP - Eastbourne 06/26 12:10 25 [42] Steve Johnson v Daniil Medvedev [59] 6-2,6-4
ATP - Halle 06/19 10:00 25 [48] Benoit Paire v Steve Johnson [44] 7-5,7-6
French Open 06/02 14:30 25 [4] Marin Čilić v Steve Johnson [46] 6-3,6-2,6-4
French Open 05/31 09:00 24 [71] Jan-Lennard Struff v Steve Johnson [46] 6-4,6-7,2-6,2-6
French Open 05/29 12:40 23 [46] Steve Johnson v Adrian Mannarino [26] 7-6,6-2,6-2
ATP - Geneva 05/25 13:50 28 [47] Steve Johnson v Marton Fucsovics [60] 6-2,4-6,1-6
ATP - Geneva 05/24 14:30 27 [81] Guido Pella v Steve Johnson [47] 3-6,4-6
ATP - Geneva 05/24 09:00 26 [286] Lukas Rosol v Steve Johnson [47] 4-6,6-4,3-6
ATP - Geneva 05/22 11:40 25 [95] Marius Copil v Steve Johnson [47] 6-7,3-6
ATP - Roma 05/16 12:15 25 [48] Steve Johnson v Pablo Carreno-Busta [11] 4-6,6-2,4-6
ATP - Roma 05/13 12:35 24 [25] Stan Wawrinka v Steve Johnson [55] 4-6,4-6
ATP - Houston 04/15 19:00 29 [51] Steve Johnson v Tennys Sandgren [56] 7-6,2-6,6-4
ATP - Houston 04/14 21:05 28 [51] Steve Johnson v Taylor Fritz [72] 7-5,6-7,6-2
ATP - Houston 04/14 00:10 27 [9] John Isner v Steve Johnson [51] 6-7,6-4,6-7
ATP - Houston 04/12 17:00 26 [58] Frances Tiafoe v Steve Johnson [51] 3-6,4-6
ATP - Houston 04/10 23:00 25 [120] Ernesto Escobedo v Steve Johnson [51] 6-3,6-7,2-6

Steve Johnson Jr The Third. (born December 24, 1989) is an American former professional tennis player.

He had a career-high singles ranking of world No. 21 achieved on July 25, 2016, and a doubles ranking of world No. 39 achieved on May 23, 2016. For one week in August 2016, Johnson was the top-ranked American in men's singles. He won four ATP Tour and nine ATP Challenger Tour titles, one at Nottingham on grass, twice at Houston on clay, and one at Newport on grass. He won a bronze medal in men's doubles at the 2016 Olympics with fellow American Jack Sock.

Johnson played college tennis for the USC Trojans. He won the NCAA Men's Singles Championship in his junior and senior seasons (2011–2012), and he was a part of a Trojan team that won four consecutive NCAA Championships.