| 光州挑战赛 | 04/14 04:45 | 14 | August Holmgren v 李德熙 | 5-7,5-7 | |
| 釜山挑战赛 | 04/07 01:00 | 14 | August Holmgren v Yuki Mochizuki | 4-6,2-6 | |
| ITF M25卡拉巴萨斯 男双 | 03/21 19:40 | 26 | August Holmgren v 卡鲁•塞尔 | 4-6,3-6 | |
| ITF M25卡拉巴萨斯 男双 | 03/20 20:30 | 25 | August Holmgren v Cash Hanzlik | 7-6,7-5 | |
| ITF M25贝克斯菲尔德 | 03/16 17:00 | 26 | 埃米尔•哈德 v August Holmgren | CANC | |
| ITF M25贝克斯菲尔德 | 03/15 17:55 | 27 | [489] 埃內斯托•埃斯科韋多 v August Holmgren [278] | 6-3,7-5 | |
| ITF M25贝克斯菲尔德 | 03/14 20:00 | 26 | 亚历山大•克林察洛夫 v August Holmgren | 4-6,4-6 | |
| ITF M25贝克斯菲尔德 | 03/14 01:00 | 25 | Alexey Nesterov v August Holmgren | 4-6,4-6 | |
| 特内里费挑战赛 | 02/29 10:00 | 26 | [227] 卢卡斯•纽马尔 v August Holmgren [292] | 6-3,6-7,6-4 | |
| 特内里费挑战赛 | 02/27 13:50 | 25 | [292] August Holmgren v 伊利亚•伊瓦什卡 [186] | 6-3,7-5 | |
| 特内里费挑战赛 | 02/26 10:00 | 19 | [246] 米切尔•克鲁格 v August Holmgren [297] | 5-7,2-6 | |
| 特内里费挑战赛资格赛 | 02/25 10:00 | 14 | [400] 卡洛斯•塔伯纳 v August Holmgren [297] | 2-6,7-6,4-6 |
August Holmgren (born 22 April 1998) is a Danish professional tennis player.
Holmgren has a career high ATP singles ranking of World No. 292 achieved on 29 January 2024.
Holmgren represents Denmark at the Davis Cup, where he has a W/L record of 3–0.
Holmgren played five years of college tennis for the San Diego Toreros from 2017 to 2022, receiving numerous West Coast Conference (WCC) honors. He was the nation's top-ranked player after winning the Intercollegiate Tennis Association (ITA) National Fall Championships in late 2021, and he finished his college career as the 2022 NCAA Singles Championship runner-up to Ben Shelton.
Holmgren made his ATP debut at the 2021 San Diego Open after receiving a lucky loser spot into the main draw after third seed Félix Auger-Aliassime withdrew. There, he lost to former world No. 3 Grigor Dimitrov in straight sets.