H2H data updated: 2026-10-08 00:00 UTC

Jiri Lehecka vs Adolfo Daniel Vallejo H2H: 1-0

Jiri Lehecka holds a 1–0 lead over Adolfo Daniel Vallejo in their ATP head-to-head. Across 1 main-draw meeting, Jiri Lehecka leads 1–0 on hard courts. Most recently, Jiri Lehecka won the 2026 Japan Open quarterfinal 6-1 6-1.

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Jiri Lehecka
Czechia Age 24 Right-Handed 185 cm / 6'1"
H2H
1 – 0
1 main-draw meetings
Adolfo Daniel Vallejo
Paraguay Age 22 Right-Handed 185 cm / 6'1"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Jiri Lehecka #23 6-1 6-1 Adolfo Daniel Vallejo #56 Match data Oct 4, 2026 QF Japan Open ATP 500 Hard

Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 including documented historical predecessor categories Finals 500 including documented historical predecessor categories 250 including documented historical predecessor categories Titles
Jiri Lehecka #19 #12 2,715 2,025 134 95 58.5% 0 0 0 0 2 2
Adolfo Daniel Vallejo #52 #52 1,048 1,705 14 14 50.0% 0 0 0 0 0 0

Career Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.

Age Jiri Lehecka Adolfo Daniel Vallejo
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
20 2022 8–16 33.3% #81 1,638 0 0 — — — — — — —
21 2023 29–24 54.7% #31 1,773 0 0 — — — — — — —
22 2024 29–15 65.9% #28 1,906 0 1 2026 14–14 50.0% #52 1,698 0 0
23 2025 38–22 63.3% #18 1,920 0 2 — — — — — — —
24 2026 30–18 62.5% #19 1,938 0 2 — — — — — — —

Surface Results by Age

Seasons are aligned by the age each player spent most of that calendar year. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.

Age Jiri Lehecka Adolfo Daniel Vallejo
Yr HardClayGrass Yr HardClayGrass
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
20 2022 4 7 11 36.4% 4 7 11 36.4% 0 2 2 0.0% — — — — — — — — — — — — —
21 2023 18 15 33 54.5% 6 6 12 50.0% 5 3 8 62.5% — — — — — — — — — — — — —
22 2024 25 14 39 64.1% 4 1 5 80.0% — — — — 2026 6 6 12 50.0% 8 6 14 57.1% 0 2 2 0.0%
23 2025 26 14 40 65.0% 5 5 10 50.0% 7 3 10 70.0% — — — — — — — — — — — — —
24 2026 19 11 30 63.3% 5 4 9 55.6% 6 3 9 66.7% — — — — — — — — — — — — —
Career — 92 61 153 60.1% 24 23 47 51.1% 18 11 29 62.1% — 6 6 12 50.0% 8 6 14 57.1% 0 2 2 0.0%

Performance Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 228/229 of Jiri Lehecka's and 28/30 of Adolfo Daniel Vallejo's main draw matches. Sample is shown as matches with detailed serve and return statistics / total main draw matches. Bold green marks the stronger value when both stat samples contain at least 5 matches; lower is better for DFs/M.

Age Jiri Lehecka Adolfo Daniel Vallejo
Yr Sample Aces/M DFs/M 1st Sv% 1st Pts% 2nd Pts% BP Saved% BP Conv% Svc Pts% Ret Pts% Yr Sample Aces/M DFs/M 1st Sv% 1st Pts% 2nd Pts% BP Saved% BP Conv% Svc Pts% Ret Pts%
20 2022 24/24 5.3 3.0 63.8% 67.4% 51.0% 57.4% 44.0% 61.4% 33.9% — —/— — — — — — — — — —
21 2023 52/53 5.5 2.4 64.3% 71.3% 51.6% 59.9% 39.1% 64.2% 34.8% — —/— — — — — — — — — —
22 2024 44/44 8.0 2.7 62.0% 76.9% 51.9% 70.8% 35.3% 67.5% 34.3% 2026 28/30 3.5 2.9 62.8% 69.5% 49.6% 54.6% 41.3% 62.0% 38.1%
23 2025 60/60 8.1 2.3 62.7% 76.7% 54.1% 50.1% 41.3% 68.0% 35.0% — —/— — — — — — — — — —
24 2026 48/48 8.4 1.5 65.3% 75.9% 53.4% 61.3% 33.8% 68.1% 35.1% — —/— — — — — — — — — —
Career — 228/229 7.3 2.3 63.6% 74.4% 52.6% 59.5% 38.3% 66.4% 34.7% — 28/30 3.5 2.9 62.8% 69.5% 49.6% 54.6% 41.3% 62.0% 38.1%

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.

Age Jiri Lehecka Adolfo Daniel Vallejo
Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule
19 2021 1517 103.9 — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
20 2022 1638 136.5 -1.36 -1.31 0.878 47.9% -10 +56 — 37.5% -0.81 4–4 (50%) 4–5 (44%) 100.6 -0.71 — — — — — — — — — — — — — — — —
21 2023 1774 146.7 +0.98 -0.43 0.971 49.7% -31 -64 -77 53.4% +0.02 8–7 (53%) 12–9 (57%) 106.5 -1.65 2025 1485 99.3 — — — — — — — — — — — — —
22 2024 1907 157.5 +3.51 -0.50 1.055 50.8% -35 -101 — 60.2% +0.43 10–2 (83%) 10–6 (63%) 113.8 +0.22 2026 1698 131.3 -1.61 +1.47 1.003 50.2% -25 -29 — 50.0% +0.06 2–5 (29%) 4–7 (36%) 95.2 +0.71
23 2025 1921 158.8 +3.44 +0.18 1.095 51.4% +3 -102 -105 59.7% +0.54 8–10 (44%) 14–13 (52%) 99.4 -2.65 — — — — — — — — — — — — — — — —
24 2026 1938 153.3 +3.57 +0.63 1.103 51.5% -7 -108 -79 58.7% +0.65 10–4 (71%) 12–15 (44%) 103.2 +0.24 — — — — — — — — — — — — — — — —
Career — 2025 155.7 +2.41 -0.15 1.033 50.5% -17 -56 -88 55.6% +0.27 40–27 (60%) 52–48 (52%) 110.5 -2.00 — 1705 124.8 -1.61 +1.47 1.003 50.2% -25 -29 — 50.0% +0.06 2–5 (29%) 4–7 (36%) 95.2 +2.54

Career Rivalries

Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.