NJPW G1 Climax 2019 - Night 13 was a professional wrestling event promoted by New Japan Pro-Wrestling (NJPW) that took place on August 3, 2019 in Osaka, Japan at the EDION Arena Osaka. It was broadcast on NJPW World.
- Numbers in parentheses indicate the length of the match.
- (c) refers to the champion(s) heading into the match.
- Juice Robinson & Toa Henare defeated Ren Narita & Yota Tsuji (6:18)
- CHAOS (Hirooki Goto, Tomohiro Ishii & YOSHI-HASHI) defeated Jeff Cobb, Tomoaki Honma & Toru Yano (5:50)
- Los Ingobernables de Japon (BUSHI, Shingo Takagi & Tetsuya Naito) defeated Suzuki-gun (Minoru Suzuki, Taichi & Yoshinobu Kanemaru) (7:28)
- BULLET CLUB (Chase Owens & Jay White) defeated Jon Moxley & Shota Umino (5:55)
- Bad Luck Fale  defeated KENTA  (7:20) in a G1 Climax 2019 Block A Match
- Zack Sabre Jr.  defeated Lance Archer  (10:43) in a G1 Climax 2019 Block A Match
- EVIL  defeated Will Ospreay  (17:08) in a G1 Climax 2019 Block A Match
- Kota Ibushi  defeated Hiroshi Tanahashi  (15:53) in a G1 Climax 2019 Block A Match
- SANADA  defeated Kazuchika Okada  (29:47) in a G1 Climax 2019 Block A Match
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