17‑Jun‑2024 | M15 Rancho Santa Fe CA | Hard | R32 | 722 | 1262 | (Q)Ryan Dickerson [USA] d. (7)Wiersholm | 6-2 6-3 | | | | | | | | | |
10‑Jun‑2024 | M15 San Diego CA | Hard | R32 | 729 | 793 | Nathan Ponwith [USA] d. (6)Wiersholm | 6-3 4-6 6-1 | | | | | | | | | |
25‑Mar‑2024 | M15 Heraklion | Hard | R16 | 856 | 1089 | (WC)Ioannis Xilas [GRE] d. Wiersholm | 6-2 6-4 | | | | | | | | | |
25‑Mar‑2024 | M15 Heraklion | Hard | R32 | 856 | 438 | Wiersholm d. (1)Orel Kimhi [ISR] | 6-1 6-4 | | | | | | | | | |
18‑Mar‑2024 | M15 Heraklion | Hard | R32 | 856 | 1035 | (Q)Adam Heinonen [SWE] d. Wiersholm | 6-3 6-7(2) 6-2 | | | | | | | | | |
11‑Mar‑2024 | M15 Heraklion | Hard | F | 858 | 600 | Wiersholm d. (3)Oleg Prihodko [UKR] | 6-4 6-3 | | | | | | | | | |
11‑Mar‑2024 | M15 Heraklion | Hard | SF | 858 | 654 | Wiersholm d. (4)Andrea Guerrieri [ITA] | 6-1 4-6 6-4 | | | | | | | | | |
11‑Mar‑2024 | M15 Heraklion | Hard | QF | 858 | 1014 | Wiersholm d. (Q)Corban Crowther [NZL] | 4-6 6-4 6-4 | | | | | | | | | |
11‑Mar‑2024 | M15 Heraklion | Hard | R16 | 858 | 913 | Wiersholm d. Aleksandre Bakshi [GEO] | 6-3 7-5 | | | | | | | | | |
11‑Mar‑2024 | M15 Heraklion | Hard | R32 | 858 | 935 | Wiersholm d. Tomas Lanik [SVK] | 6-0 7-6(5) | | | | | | | | | |
26‑Feb‑2024 | M25 Faro | Hard | R32 | 858 | 602 | Keegan Smith [USA] d. (Q)Wiersholm | 6-3 7-5 | | | | | | | | | |
19‑Feb‑2024 | M25 Vila Real de Santo Antonio | Hard | R32 | 859 | 606 | Nathan Ponwith [USA] d. (Q)Wiersholm | 6-1 6-4 | | | | | | | | | |
12‑Feb‑2024 | M15 Palm Coast FL | Clay | R32 | 876 | 789 | (Q)William Grant [USA] d. (Q)Wiersholm | 6-3 6-1 | | | | | | | | | |
5‑Feb‑2024 | M15 Sunrise FL | Clay | R16 | 871 | 339 | (2)Dmitry Popko [KAZ] d. (WC)Wiersholm | 6-3 4-6 7-5 | | | | | | | | | |
5‑Feb‑2024 | M15 Sunrise FL | Clay | R32 | 871 | 1124 | (WC)Wiersholm d. (Q)Elio Jose Ribeiro Lago [ITA] | 6-4 1-6 6-1 | | | | | | | | | |
22‑Jan‑2024 | M25 Wesley Chapel FL | Hard | R16 | 896 | 528 | (6)Roberto Cid [DOM] d. Wiersholm | 6-2 6-0 | | | | | | | | | |
22‑Jan‑2024 | M25 Wesley Chapel FL | Hard | R32 | 896 | 792 | Wiersholm d. Justin Roberts [BAH] | 6-1 7-6(4) | | | | | | | | | |
15‑Jan‑2024 | M25 Ithaca NY | Hard | R16 | 896 | 514 | (3)Radu Mihai Papoe [ROU] d. Wiersholm | 6-3 6-1 | | | | | | | | | |
15‑Jan‑2024 | M25 Ithaca NY | Hard | R32 | 896 | 1999 | Wiersholm d. (Q)Drew Van Orderlain [USA] | 6-3 6-2 | | | | | | | | | |