Stadium: Court 1 Round: 25 Ground: Clay
| ITF W80 Macon | 2021/10/20 16:35 | Allie Kiick v Xiyu Wang | 0-6,0-6 |
| ITF W80 Macon | 2021/10/19 14:30 | Allie Kiick v Myers, Abbie | 6-2,1-6,11-9 |
| ITF W80 Macon | 2021/10/18 19:25 | Allie Kiick v Marine Partaud | 2-6,6-2,10-0 |
| ITF W60 Rancho Santa Fe | 2021/10/13 20:30 | Brengle, Madison v Allie Kiick | 6-0,6-2 |
| ITF W60 Las Vegas | 2021/10/08 19:30 | van Nguyen, Chanelle v Allie Kiick | 2-6,6-4,6-1 |
| ITF W60 Las Vegas | 2021/10/07 17:00 | Louisa Chirico v Allie Kiick | 6-3,3-6,6-7 |
| ITF W60 Las Vegas | 2021/10/05 18:40 | Mohamad, Shatoo v Allie Kiick | 1-6,2-6 |
| US Open Women | 2021/08/24 15:00 | Anna-Lena Friedsam v Allie Kiick | 6-3,6-0 |
| ITF W15 Hilton Head | 2021/10/10 18:00 | Raveena Kingsley v Stewart, Katerina | 4-6,2-6 |
| ITF W15 Hilton Head | 2021/10/10 14:00 | Ania Hertel v Stewart, Katerina | 4-6,6-7 |
| ITF W15 Hilton Head | 2021/10/09 16:15 | Marcinkevica, Deniza v Stewart, Katerina | 4-6,1-6 |
| ITF W15 Hilton Head | 2021/10/09 13:00 | Mckenna Schaefbauer v Stewart, Katerina | 0-6,6-4,3-10 |
| ITF W15 Hilton Head | 2021/10/05 19:20 | Lutzeier, Lena v Stewart, Katerina | 1-6,1-6 |
| WTA - Cluj-Napoca | 2021/08/01 14:10 | Stewart, Katerina v Irina Fetecau | 1-6,5-7 |
| ITF W60 Versmold | 2021/07/28 11:00 | Stewart, Katerina v Elina Avanesyan | 6-7,4-6 |
| ITF W60 Biarritz | 2021/07/14 08:00 | Stephanie Wagner v Stewart, Katerina | 6-0,6-1 |