ATP · USA · Left-handed · 180 cm · 20.6 yrs

Learner Tien

Rank

#18

Elo

2216

Serve skill

0.421 ±1.198

Return skill

0.452 ±1.189

Points observed

25,539

Hard Elo

2174

Clay Elo

2078

Grass Elo

1937

The ± bands are the rating engine's uncertainty — they widen during absences and tighten with play. We show them instead of pretending the point estimate is exact.

Season record

20-11

Clay

9-4

Grass

1-1

Hard

10-6

Career

111-57

Titles

Best rank

#18

Rest days

Matches (14d)

Last 10 matches

Lvs — · <NA> · Grass6-7(6) 6-4 7-6(4) 6-32026-07-01

Wvs — · <NA> · Grass6-1 6-4 6-7(4) 6-32026-06-29

Wvs Cristian Garin · Roland Garros · Clay6-0 2-6 6-0 6-22026-05-25

Wvs Facundo Diaz Acosta · Roland Garros · Clay7-5 4-6 3-6 7-6(4) 6-32026-05-25

Lvs Flavio Cobolli · Roland Garros · Clay6-2 6-2 6-32026-05-25

Wvs Mariano Navone · Geneva · Clay3-6 6-3 7-52026-05-17

Wvs Alexander Bublik · Geneva · Clay6-1 4-6 7-6(5)2026-05-17

Wvs Alex Michelsen · Geneva · Clay6-4 3-6 6-12026-05-17

Wvs Stefanos Tsitsipas · Geneva · Clay7-6(4) 7-6(2)2026-05-17

Wvs Alexander Bublik · Rome Masters · Clay4-6 6-3 7-52026-05-06

As of 2026-07-13 01:03 UTC · For informational purposes only; not betting advice.