11‑Nov‑2024 | Champaign CH | Hard | Q1 | 676 | 1612 | (Alt)Zack Vialla [AUS] d. (8)Neff | 6-2 3-6 6-3 | | 0.85 | 8.9% | 12.7% | 39.2% | 64.5% | 45.8% | 5/11 | 1:54 |
4‑Nov‑2024 | M25 Saint-Augustin-de-Desmaures | Hard | R32 | 676 | 645 | Strong Kirchheimer [USA] d. Neff | 7-6(4) 2-6 7-6(1) | | | | | | | | | |
14‑Oct‑2024 | Calgary CH | Hard | Q1 | 671 | 1580 | (WC)Nicolas Arseneault [CAN] d. (6)Neff | 6-3 5-7 4-1 RET | | 0.89 | 9.5% | 5.4% | 45.9% | 70.6% | 40.0% | 3/9 | 1:44 |
7‑Oct‑2024 | M25 Louisville KY | Hard | R16 | 669 | 2003 | (Q)Tiago Torres [POR] d. (8)Neff | 7-6(6) 6-4 | | | | | | | | | |
7‑Oct‑2024 | M25 Louisville KY | Hard | R32 | 669 | | (8)Neff d. (PR)Sekou Bangoura [USA] | 6-4 6-1 | | | | | | | | | |
16‑Sep‑2024 | Columbus CH | Hard | Q1 | 672 | 417 | (1)Kyle Edmund [GBR] d. Neff | 3-6 6-2 6-4 | | 0.73 | 10.1% | 6.7% | 44.9% | 82.5% | 42.9% | 5/8 | 1:50 |
9‑Sep‑2024 | Las Vegas CH | Hard | Q2 | 684 | 629 | (4)Patrick Maloney [USA] d. (8)Neff | 6-2 6-4 | | 0.56 | 20.0% | 0.0% | 57.8% | 65.4% | 47.4% | 1/4 | 1:10 |
12‑Aug‑2024 | Santo Domingo CH | Clay | Q1 | 691 | 264 | (1)Liam Draxl [CAN] d. (Alt)Neff | 7-5 6-4 | | 0.92 | 12.5% | 5.4% | 51.8% | 58.6% | 51.9% | 3/8 | 1:33 |
29‑Jul‑2024 | M25 Edwardsville IL | Hard | SF | 749 | 1601 | (Q)Gavin Young [USA] d. (8)Neff | 6-7(3) 6-2 7-6(5) | | | | | | | | | |
29‑Jul‑2024 | M25 Edwardsville IL | Hard | QF | 749 | 946 | (8)Neff d. Kenta Miyoshi [JPN] | 6-3 6-4 | | | | | | | | | |
29‑Jul‑2024 | M25 Edwardsville IL | Hard | R16 | 749 | 792 | (8)Neff d. Noah Schachter [USA] | 6-7(5) 7-5 6-2 | | | | | | | | | |
29‑Jul‑2024 | M25 Edwardsville IL | Hard | R32 | 749 | | (8)Neff d. Dan Martin [CAN] | 7-5 3-6 6-0 | | | | | | | | | |
15‑Jul‑2024 | M25 East Lansing MI | Hard | R16 | 1206 | 1014 | Kyle Kang [USA] d. Neff | 4-3 RET | | | | | | | | | |
15‑Jul‑2024 | M25 East Lansing MI | Hard | R32 | 1206 | | Neff d. (WC)Mitchell Sheldon [USA] | 6-3 6-3 | | | | | | | | | |
8‑Jul‑2024 | M25 Dallas TX | Hard | F | 1207 | 1603 | (WC)Neff d. (Q)Colton Smith [USA] | 7-6(5) 4-6 6-2 | | | | | | | | | |
8‑Jul‑2024 | M25 Dallas TX | Hard | SF | 1207 | 463 | (WC)Neff d. (6)Karue Sell [BRA] | 6-3 6-4 | | | | | | | | | |
8‑Jul‑2024 | M25 Dallas TX | Hard | QF | 1207 | 512 | (WC)Neff d. Harrison Adams [USA] | 6-7(2) 6-4 6-2 | | | | | | | | | |
8‑Jul‑2024 | M25 Dallas TX | Hard | R16 | 1207 | 454 | (WC)Neff d. (5)Ernesto Escobedo [MEX] | 6-4 6-3 | | | | | | | | | |
8‑Jul‑2024 | M25 Dallas TX | Hard | R32 | 1207 | 1725 | (WC)Neff d. (Q)Ritesh Patil [USA] | 6-1 6-3 | | | | | | | | | |
1‑Jul‑2024 | Bloomfield Hills CH | Hard | Q1 | 1207 | 475 | Ryan Seggerman [USA] d. (Alt)Neff | 4-6 6-4 6-4 | | 1.08 | 6.4% | 9.0% | 51.3% | 82.5% | 57.9% | 1/3 | |
17‑Jun‑2024 | M15 Rancho Santa Fe CA | Hard | R32 | 1090 | 957 | Derek Pham [AUS] d. Neff | 7-6(5) 6-4 | | | | | | | | | |
10‑Jun‑2024 | M15 Santo Domingo | Hard | R32 | 1092 | 833 | Adit Sinha [USA] d. (8)Neff | 6-2 7-6(1) | | | | | | | | | |
3‑Jun‑2024 | Tyler CH | Hard | Q1 | 834 | 252 | (1)Ethan Quinn [USA] d. (WC)Neff | 6-4 6-7(5) 6-3 | | 0.82 | 12.3% | 1.9% | 52.8% | 66.1% | 52.0% | 13/16 | 2:34 |
27‑May‑2024 | Little Rock CH | Hard | Q2 | 834 | 467 | (3)Yusuke Takahashi [JPN] d. Neff | 6-2 6-2 | | 0.57 | 4.1% | 12.2% | 55.1% | 63.0% | 40.9% | 4/8 | 1:13 |
27‑May‑2024 | Little Rock CH | Hard | Q1 | 834 | 524 | Neff d. (8)Harrison Adams [USA] | 6-3 6-3 | | 1.30 | 11.3% | 8.1% | 40.3% | 80.0% | 51.4% | 6/7 | 1:29 |
13‑May‑2024 | M25 Pensacola FL | Clay | R16 | 842 | 469 | (5)Bruno Kuzuhara [USA] d. Neff | 6-4 6-4 | | | | | | | | | |
13‑May‑2024 | M25 Pensacola FL | Clay | R32 | 842 | 802 | Neff d. Noah Schachter [USA] | 7-5 7-5 | | | | | | | | | |