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Corey O'Brien

Chagrin Falls, OH
3.5C year-end 2025
i
Computer — generated by the USTA algorithm from match play
49 matches · 23W–26L · seasons 2019–2026

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Match history49 matches
W
Harry Pierdomenico / Michael Hoffman
2026-07-06 · A18 3.5M WE McClure · #3 Doubles · 3.5 · with Kyle Hulewat
expectation pending — we’re still fetching an opponent’s record
7-6, 1-6, 1-0
W
2025-11-01 · C 6.5M WE Hulewat · #3 Doubles · 6.5 · with Chris Bauman
doesn’t count toward your NTRP rating
6-1, 6-3
L
2025-07-24 · A40 3.5M WE Ries · #2 Doubles · 3.5 · with Bradley Young
expectation pending — we’re still fetching an opponent’s record
1-6, 6-2, 0-1
W
Rahul Jain / Michael Hoffman
2025-06-19 · A40 3.5M WE Ries · #4 Doubles · 3.5 · with Kyle Hulewat
expectation pending — we’re still fetching an opponent’s record
6-3, 7-5
L
2025-06-12 · A40 3.5M WE Ries · #3 Doubles · 3.5 · with David Ries
expectation pending — we’re still fetching an opponent’s record
5-7, 4-6
L
2025-05-29 · A40 3.5M WE Ries · #4 Doubles · 3.5 · with Kyle Hulewat
expectation pending — we’re still fetching an opponent’s record
3-6, 6-4, 1-0
L
2025-05-22 · A40 3.5M WE Ries · #2 Doubles · 3.5 · with Derek Publicover
expectation pending — we’re still fetching an opponent’s record
4-6, 6-2, 0-1
W
Hyundong Cho / Carl Fazio
2025-04-26 · A18 3.5M WE Siebenschuh · #2 Doubles · 3.5 · with Michael Deyo
expectation pending — we’re still fetching an opponent’s record
2-6, 6-1, 1-0
L
Brett Daberko / Stephen Jones
2025-03-01 · A18 3.5M WE Siebenschuh · #2 Doubles · 3.5 · with Michael Deyo
expectation pending — we’re still fetching an opponent’s record
5-7, 3-6
W
Ravi Krishnan / Stephen Kaufman
2024-10-11 · C 6.5M WE Hulewat · #1 Doubles · 6.5 · with Thomas Shaw
doesn’t count toward your NTRP rating
6-3, 7-5
W
2024-06-26 · A18 3.5M WE McClure · #2 Doubles · 3.5 · with Patrick Tobler
expectation pending — we’re still fetching an opponent’s record
7-5, 6-3
L
2024-06-13 · A40 4.0M WE Ries · #4 Doubles · 4.0 · with Peruri Srinivasulu
expectation pending — we’re still fetching an opponent’s record
1-6, 3-6
Where you rank locallyagainst everyone at your level
Teams8 teams · 2024–2026
A18 3.5M WE McClure
2026 NEOTA Adult 18 & Over Summer · NEOTA A18&O 3.5 Men Summer · 18+
2026
Over timerating by season, and how you rank
By level4 levels played
3.5
56.5%
13W–10L · 52.2% of games
4.0
11.1%
1W–8L · 32.7% of games
6.5
64.3%
9W–5L · 54% of games
7.5
0W–3L
not enough matches yet

Games won matters more than matches won — NTRP adjusts on margins.

Not affiliated with or endorsed by the USTA. Ratings labelled as published are USTA year-end figures; anything we describe as an estimate is ours, not USTA’s. Match data is from USTA TennisLink.

Champions keep playing until they get it right.
Billie Jean King