13‑Nov‑2023 | M15 Santo Domingo | Hard | R16 | | 891 | (7)Kosuke Ogura [JPN] d. (Q)Kamrowski | 6-3 6-0 | | | | | | | | | |
13‑Nov‑2023 | M15 Santo Domingo | Hard | R32 | | 1611 | (Q)Kamrowski d. (Q)Ondrej Horak [CZE] | 6-4 6-2 | | | | | | | | | |
6‑Nov‑2023 | M15 Santo Domingo | Hard | R32 | | 1623 | (Q)Ondrej Horak [CZE] d. (Q)Kamrowski | 7-5 6-0 | | | | | | | | | |
23‑Oct‑2023 | M25 Harlingen TX | Hard | R32 | | 1557 | (Q)Luc Fomba [FRA] d. (Q)Kamrowski | 6-2 6-1 | | | | | | | | | |
21‑Aug‑2023 | M25 Poznan | Clay | R32 | | 969 | Maciej Rajski [POL] d. (WC)Kamrowski | 6-3 6-2 | | | | | | | | | |
14‑Aug‑2023 | Grodzisk Mazowiecki CH | Hard | Q1 | | 473 | (8)Jose Rubin Statham [NZL] d. (WC)Kamrowski | 6-7(7) 6-2 7-5 | | 0.87 | 6.8% | 8.7% | 51.5% | 75.5% | 40.0% | 5/11 | 2:44 |
7‑Aug‑2023 | M25 Lodz | Clay | R32 | | 571 | (8)Vilius Gaubas [LTU] d. (Q)Kamrowski | 6-3 3-6 7-5 | | | | | | | | | |