27‑Nov‑2023 | Yokkaichi CH | Hard | Q1 | 929 | 550 | (7)Yuki Mochizuki [JPN] d. (Alt)Steinegger | 6-3 6-2 | | 0.67 | 11.1% | 5.6% | 63.0% | 64.7% | 25.0% | 7/11 | 1:05 |
30‑Oct‑2023 | M25+H Mulhouse | Hard | R32 | 937 | 1325 | (Q)Yanis Ghazouani Durand [FRA] d. (Q)Steinegger | 6-3 6-0 | | | | | | | | | |
2‑Oct‑2023 | M25 Nevers | Hard | R32 | 944 | 737 | Maxence Beauge [FRA] d. Steinegger | 6-3 6-3 | | | | | | | | | |
25‑Sep‑2023 | M25 Falun | Hard | R16 | 962 | 395 | (2)Karl Friberg [SWE] d. (Q)Steinegger | 6-4 6-3 | | | | | | | | | |
25‑Sep‑2023 | M25 Falun | Hard | R32 | 962 | 924 | (Q)Steinegger d. (Q)Milos Karol [SVK] | 6-1 6-4 | | | | | | | | | |
18‑Sep‑2023 | M15 Danderyd | Hard | R16 | 955 | 498 | (3)Mats Rosenkranz [GER] d. Steinegger | 7-6(5) 6-3 | | | | | | | | | |
18‑Sep‑2023 | M15 Danderyd | Hard | R32 | 955 | 833 | Steinegger d. Nicolas Kobelt [SUI] | 6-2 6-4 | | | | | | | | | |
11‑Sep‑2023 | M25+H Plaisir | Hard | R32 | 949 | 1280 | Thomas Deschamps [FRA] d. Steinegger | 6-0 6-4 | | | | | | | | | |
28‑Aug‑2023 | M25 Sion | Clay | R32 | 955 | 309 | (1)Valentin Vacherot [MON] d. Steinegger | 6-1 7-5 | | | | | | | | | |
21‑Aug‑2023 | M15 Caslano | Clay | R16 | 959 | 1442 | (Q)Andrea Militi Ribaldi [ITA] d. Steinegger | 4-6 6-3 6-3 | | | | | | | | | |
21‑Aug‑2023 | M15 Caslano | Clay | R32 | 959 | 745 | Steinegger d. (6)Leonardo Rossi [ITA] | 7-6(5) 6-4 | | | | | | | | | |
14‑Aug‑2023 | M25 Muttenz | Clay | R32 | 959 | 844 | Adam Moundir [MAR] d. Steinegger | 6-2 6-3 | | | | | | | | | |
17‑Jul‑2023 | M25 Roehampton | Grass | R32 | 975 | 457 | (6)Paul Jubb [GBR] d. Steinegger | 6-0 6-2 | | | | | | | | | |
10‑Jul‑2023 | M25 Nottingham | Grass | R16 | 997 | 348 | (3)Billy Harris [GBR] d. Steinegger | 6-4 6-1 | | | | | | | | | |
10‑Jul‑2023 | M25 Nottingham | Grass | R32 | 997 | 575 | Steinegger d. Daniel Little [GBR] | 6-4 6-4 | | | | | | | | | |
3‑Jul‑2023 | M25 Klosters | Clay | R16 | 997 | 674 | (9)Mili Poljicak [CRO] d. Steinegger | 6-4 4-6 6-4 | | | | | | | | | |
3‑Jul‑2023 | M25 Klosters | Clay | R32 | 997 | | Steinegger d. (Q)Manfredi Graziani [SUI] | 7-6(5) 7-6(1) | | | | | | | | | |
26‑Jun‑2023 | M25 Bourg-en-Bresse | Clay | R32 | 976 | 1365 | (Q)Cesar Bouchelaghem [FRA] d. Steinegger | 6-1 6-4 | | | | | | | | | |
19‑Jun‑2023 | M25 Montauban | Clay | R32 | 966 | 276 | (1)Titouan Droguet [FRA] d. Steinegger | 6-4 6-4 | | | | | | | | | |
17‑Apr‑2023 | M15 Monastir | Hard | R16 | 1002 | 666 | (8)Hazem Naw [SYR] d. (Q)Steinegger | 6-3 6-7(3) 6-3 | | | | | | | | | |
17‑Apr‑2023 | M15 Monastir | Hard | R32 | 1002 | 869 | (Q)Steinegger d. (LL)Jacob Bradshaw [AUS] | 6-4 6-3 | | | | | | | | | |
3‑Apr‑2023 | M15 Lons-le-Saunier | Hard | R16 | 1604 | 853 | Florian Broska [GER] d. (LL)Steinegger | 6-3 6-2 | | | | | | | | | |
3‑Apr‑2023 | M15 Lons-le-Saunier | Hard | R32 | 1604 | | (LL)Steinegger d. (WC)Benjamin Vitter [FRA] | 4-6 6-3 6-0 | | | | | | | | | |
27‑Mar‑2023 | M25 Saint Dizier | Hard | SF | 1606 | 399 | (2)Clement Chidekh [FRA] d. (Q)Steinegger | 6-0 3-6 6-1 | | | | | | | | | |
27‑Mar‑2023 | M25 Saint Dizier | Hard | QF | 1606 | 681 | (Q)Steinegger d. Tim Handel [GER] | 3-6 7-5 6-1 | | | | | | | | | |
27‑Mar‑2023 | M25 Saint Dizier | Hard | R16 | 1606 | 575 | (Q)Steinegger d. (7)Rigele Te [CHN] | 6-2 6-4 | | | | | | | | | |
27‑Mar‑2023 | M25 Saint Dizier | Hard | R32 | 1606 | 1129 | (Q)Steinegger d. (WC)Antoine Vincent [FRA] | 4-6 7-6(5) 6-1 | | | | | | | | | |
9‑Jan‑2023 | M25 Veigy-Foncenex | Carpet | R16 | 1971 | 908 | Matthias Bachinger [GER] d. (Q)Steinegger | 6-0 6-2 | | | | | | | | | |
9‑Jan‑2023 | M25 Veigy-Foncenex | Carpet | R32 | 1971 | 684 | (Q)Steinegger d. (8)Andrea Picchione [ITA] | 6-3 6-7(4) 6-3 | | | | | | | | | |