| 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 | 已取消 | |
| 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 | |
| 特内里费挑战赛 | 02/20 10:00 | 25 | [297] August Holmgren v 杰斯帕•德容 [141] | 6-2,4-6,3-6 | |
| 特内里费挑战赛 | 02/19 10:00 | 19 | [360] 穆罕默德•萨弗瓦特 v August Holmgren [297] | 4-6,6-7 | |
| 特内里费挑战赛 | 02/18 12:35 | 14 | 肯奈•奧爾蒂斯•岡薩雷斯 v August Holmgren | 3-6,4-6 | |
| ATP德拉海滩 | 02/10 23:10 | 14 | [137] 拉杜•安尔伯特 v August Holmgren [296] | 6-3,6-4 | |
| 戴维斯杯 | 02/04 20:00 | 4 | [493] 埃內斯托•埃斯科韋多 v August Holmgren [292] | 4-6,4-6 | |
| 戴维斯杯 | 02/03 19:50 | 2 | 罗德里戈•帕切科•门德斯 v August Holmgren | 7-6,6-7,6-3 | |
| 特内里费挑战赛 | 01/15 12:20 | 19 | [296] August Holmgren v Guy Den Ouden [351] | 7-5,6-7,6-7 | |
| 特内里费挑战赛 | 01/14 13:10 | 14 | August Holmgren v Ivan M Curbelo | 6-4,6-2 | |
| 奥埃拉什挑战赛 | 01/10 10:30 | 26 | [241] 亚历杭德罗•莫罗•卡纳斯 v August Holmgren [296] | 6-3,7-5 | |
| 奥埃拉什挑战赛 | 01/08 15:15 | 25 | [296] August Holmgren v 马克西米利安∙纳鲁基斯 [295] | 弃权 | |
| 四日市市挑战赛 | 12/01 05:05 | 27 | [330] August Holmgren v Chak L C Wong [282] | 6-4,5-7,4-6 | |
| 四日市市挑战赛 | 11/29 03:00 | 26 | [181] 兹德涅克•科拉尔 v August Holmgren [330] | 4-6,2-6 | |
| 四日市市挑战赛 | 11/28 03:20 | 25 | [454] 高桥雄介 v August Holmgren [330] | 3-6,3-6 | |
| 四日市市挑战赛 | 11/27 01:00 | 19 | [337] August Holmgren v 凯•韦乃特 [151] | 6-2,6-4 | |
| 横滨挑战赛 | 11/21 02:45 | 25 | [337] August Holmgren v 乔瓦尼•福尼奥 [299] | 4-6,1-6 | |
| 横滨挑战赛 | 11/21 02:35 | 25 | August Holmgren v 詹姆斯•麦卡比 | 已取消 | |
| 横滨挑战赛 | 11/20 01:00 | 19 | [335] August Holmgren v 田岛尚辉 [447] | 3-6,7-5,6-3 | |
| 横滨挑战赛 | 11/19 02:55 | 14 | [335] August Holmgren v 詹姆斯•特罗特 [389] | 7-6,3-6,6-4 |
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.