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Greg Biettler

Madison, WI
4.0C year-end 2025
i
Computer — generated by the USTA algorithm from match play
205 matches · 117W–88L · seasons 2019–2026

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Match history205 matches
W
2026-08-26 · WI Combo 7.5M MALT Bittrich · #2 Doubles · 7.5 · with Mark Eriksson
doesn’t count toward your NTRP rating
6-3, 6-4
W
2026-08-13 · WI Adult 55&O 8.0M MALT Pavlue · #1 Doubles · 8.0 · with Joseph King
expectation pending — we’re still fetching an opponent’s record
7-5, 6-4
W
2026-08-12 · WI Combo 7.5M MALT Bittrich · #3 Doubles · 7.5 · with Louis Bessemer
doesn’t count toward your NTRP rating
6-3, 4-6, 1-0
W
2026-07-30 · WI Adult 55&O 8.0M MALT Pavlue · #3 Doubles · 8.0 · with Dean Pavlue
expectation pending — we’re still fetching an opponent’s record
6-4, 6-2
W
Timothy Daley / Robert Porter
2026-07-23 · WI Adult 55&O 8.0M MALT Pavlue · #2 Doubles · 8.0 · with Joseph King
expectation pending — we’re still fetching an opponent’s record
6-4, 5-7, 1-0
W
Matthew Mayer / Walker Moan
2026-07-22 · WI Adult 18&O 4.0M MALT Bittrich · #2 Doubles · 4.0 · with Tarek Said
expectation pending — we’re still fetching an opponent’s record
6-3, 3-6, 1-0
W
2026-07-15 · WI Adult 18&O 4.0M MALT Bittrich · #3 Doubles · 4.0 · with Tarek Said
expectation pending — we’re still fetching an opponent’s record
6-0, 6-2
W
Frank Westphal / David Ryan
2026-07-01 · WI Adult 18&O 4.0M MALT Bittrich · #2 Doubles · 4.0 · with Arune Brekke
expectation pending — we’re still fetching an opponent’s record
6-3, 6-3
L
Timothy Daley / Robert Porter
2026-06-25 · WI Adult 55&O 8.0M MALT Pavlue · #2 Doubles · 8.0 · with John Nieds
expectation pending — we’re still fetching an opponent’s record
4-6, 4-6
L
2026-06-24 · WI Adult 18&O 4.0M MALT Bittrich · #1 Doubles · 4.0 · with Elliott Appel
expectation pending — we’re still fetching an opponent’s record
5-7, 1-6
L
2026-06-11 · WI Adult 55&O 8.0M MALT Pavlue · #2 Doubles · 8.0 · with Joseph King
expectation pending — we’re still fetching an opponent’s record
3-6, 3-6
W
2026-06-10 · WI Adult 18&O 4.0M MALT Bittrich · #3 Doubles · 4.0 · with Joseph King
expectation pending — we’re still fetching an opponent’s record
3-6, 6-4, 1-0
Where you rank locallyagainst everyone at your level
Teams33 teams · 2021–2026
Over timerating by season, and how you rank
By level7 levels played
3.5
81.6%
31W–7L · 63.1% of games
4.0
61.7%
37W–23L · 53.6% of games
7.5
42.2%
19W–26L · 50.8% of games
8.0
33.3%
4W–8L · 43.3% of games
7.0mixed
80%
4W–1L · 66.7% of games
8.0mixed
1W–1L
not enough matches yet
8.5mixed
50%
2W–2L · 46.8% of games

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

By lineusually #2 Doubles, 40% of the time
#2 Doubles
40%
81 matches
#3 Doubles
39%
79 matches
#1 Doubles
18%
37 matches
#1 Singles
2%
5 matches
#2 Singles
2%
3 matches

How often, across every team and every match we hold — including ones that do not count toward a rating. Advanced stats has a court-position table too, and it answers a different question: how well you do there, over matches that count. A team’s own page shows how that one team uses you.

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.

Pressure is a privilege.
Billie Jean King