Abhinav Sanjeev Shanmugam defeated Nitin Kumar Sinha 6-1 3-6 6-4 in the M15 Bhubaneswar 1 round of 32 on hard. The upset overturned the form book — Nitin Kumar Sinha came in ranked #872, leading the head-to-head 2–0. Abhinav Sanjeev Shanmugam claimed a first win over Nitin Kumar Sinha in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-03-31 | M15 New Delhi 1 | R32 | hard | Nitin Kumar Sinha | 6-2 6-0 |
| 2015-05-25 | India F6 | Q16 | hard | Nitin Kumar Sinha | 6-3 6-3 |
Averages over each player's completed matches in the selected window (34 vs 48). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About