H2H data updated: 2026-10-23 00:00 UTC

Martin Vassallo Arguello vs Julian Knowle H2H: 0-1

Julian Knowle holds a 1–0 lead over Martin Vassallo Arguello in their ATP head-to-head. Across 1 main-draw meeting, Julian Knowle leads 1–0 on grass. Most recently, Julian Knowle won the 2002 Newport round of 32 6-2 6-2.

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Martin Vassallo Arguello
ARG Age 46 Right-Handed 183 cm / 6'0"
H2H
0 – 1
1 main-draw meetings
Julian Knowle
AUT Age 52 Left-Handed 188 cm / 6'2"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Julian Knowle #88 6-2 6-2 Martin Vassallo Arguello #125 Match data Jul 11, 2002* R32 Newport ATP International Series → modern equivalent ATP 250 Grass

Estimated match date where the exact historical date is unavailable. 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
Martin Vassallo Arguello #929 #47 1,298 1,667 46 81 36.2% 0 0 0 0 0 0
Julian Knowle #948 #86 455 1,552 9 33 21.4% 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 Martin Vassallo Arguello Julian Knowle
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
18 — — — — — — — 1992 0–1 0.0% #661 1,488 0 0
19 — — — — — — — 1993 0–1 0.0% #347 1,474 0 0
20 — — — — — — — 1994 0–1 0.0% #534 1,458 0 0
22 2002 0–2 0.0% #181 1,526 0 0 — — — — — — —
23 2003 0–2 0.0% #112 1,476 0 0 — — — — — — —
24 2004 3–7 30.0% #216 1,485 0 0 — — — — — — —
25 2005 1–1 50.0% #221 1,490 0 0 — — — — — — —
26 2006 9–6 60.0% #81 1,631 0 0 — — — — — — —
27 2007 14–20 41.2% #74 1,595 0 0 2001 0–2 0.0% #134 1,522 0 0
28 2008 5–13 27.8% #71 1,551 0 0 2002 4–14 22.2% #121 1,480 0 0
29 2009 14–26 35.0% #99 1,541 0 0 2003 2–6 25.0% #164 1,445 0 0
30 2010 0–4 0.0% #290 1,486 0 0 2004 3–6 33.3% #257 1,519 0 0
31 — — — — — — — 2005 0–1 0.0% #636 1,499 0 0
38 — — — — — — — 2012 0–1 0.0% #892 1,523 0 0

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 Martin Vassallo Arguello Julian Knowle
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 %
18 — — — — — — — — — — — — — 1992 — — — — 0 1 1 0.0% — — — —
19 — — — — — — — — — — — — — 1993 — — — — 0 1 1 0.0% — — — —
20 — — — — — — — — — — — — — 1994 — — — — 0 1 1 0.0% — — — —
22 2002 — — — — 0 1 1 0.0% 0 1 1 0.0% — — — — — — — — — — — — —
23 2003 0 1 1 0.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — —
24 2004 0 1 1 0.0% 3 5 8 37.5% 0 1 1 0.0% — — — — — — — — — — — — —
25 2005 — — — — 1 1 2 50.0% — — — — — — — — — — — — — — — — —
26 2006 — — — — 9 6 15 60.0% — — — — — — — — — — — — — — — — —
27 2007 1 5 6 16.7% 13 14 27 48.1% 0 1 1 0.0% 2001 0 1 1 0.0% — — — — 0 1 1 0.0%
28 2008 0 2 2 0.0% 4 10 14 28.6% 1 1 2 50.0% 2002 1 5 6 16.7% 0 5 5 0.0% 3 4 7 42.9%
29 2009 3 12 15 20.0% 10 13 23 43.5% 1 1 2 50.0% 2003 1 2 3 33.3% 0 2 2 0.0% 1 2 3 33.3%
30 2010 0 2 2 0.0% 0 2 2 0.0% — — — — 2004 1 3 4 25.0% 2 2 4 50.0% 0 1 1 0.0%
31 — — — — — — — — — — — — — 2005 0 1 1 0.0% — — — — — — — —
38 — — — — — — — — — — — — — 2012 0 1 1 0.0% — — — — — — — —
Career — 4 23 27 14.8% 40 53 93 43.0% 2 5 7 28.6% — 3 13 16 18.8% 2 12 14 14.3% 4 8 12 33.3%

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 121/125 of Martin Vassallo Arguello's and 37/41 of Julian Knowle'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 Martin Vassallo Arguello Julian Knowle
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%
19 — —/— — — — — — — — — — 1993 1/1 3.0 8.0 55.4% 53.7% 45.5% 60.0% 12.5% 50.0% 36.8%
20 — —/— — — — — — — — — — 1994 1/1 3.0 1.0 50.8% 53.1% 41.9% 28.6% 40.0% 47.6% 37.0%
23 2003 2/2 3.0 4.0 49.1% 59.2% 37.8% 51.9% 50.0% 48.2% 33.7% — —/— — — — — — — — — —
24 2004 10/10 3.3 5.2 61.3% 63.5% 40.3% 62.3% 34.8% 54.9% 36.1% — —/— — — — — — — — — —
25 2005 2/2 2.0 1.0 65.4% 60.9% 53.8% 60.7% 22.2% 58.6% 32.5% — —/— — — — — — — — — —
26 2006 15/15 3.4 1.4 72.7% 64.4% 50.6% 51.3% 37.3% 60.3% 38.1% — —/— — — — — — — — — —
27 2007 30/34 3.2 2.9 67.1% 64.0% 46.0% 46.5% 43.4% 58.4% 36.4% 2001 2/2 6.0 13.5 60.6% 67.2% 36.1% 58.6% 28.2% 54.9% 38.9%
28 2008 18/18 2.3 2.9 68.4% 59.9% 48.6% 56.0% 38.2% 56.3% 35.4% 2002 14/18 4.1 7.4 54.3% 67.4% 41.1% 58.3% 39.0% 55.6% 34.1%
29 2009 40/40 2.1 2.0 68.0% 65.6% 48.4% 53.3% 40.3% 60.2% 33.2% 2003 8/8 1.6 5.0 54.9% 70.3% 44.2% 43.7% 42.8% 58.4% 32.7%
30 2010 4/4 1.3 1.8 68.3% 56.6% 49.4% 58.0% 45.8% 54.4% 29.1% 2004 9/9 2.9 5.0 61.2% 65.7% 47.2% 55.8% 35.6% 58.5% 37.1%
31 — —/— — — — — — — — — — 2005 1/1 4.0 3.0 61.4% 72.1% 51.9% 50.0% 100.0% 64.3% 21.7%
38 — —/— — — — — — — — — — 2012 1/1 6.0 0.0 69.6% 59.0% 29.4% 42.9% 50.0% 50.0% 26.1%

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 Martin Vassallo Arguello Julian Knowle
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
18 — — — — — — — — — — — — — — — — 1992 1488 99.5 — — — — — — — 33.3% -0.33 0–1 0–1 — -0.06
19 — — — — — — — — — — — — — — — — 1993 1475 98.5 -2.13 -0.61 0.735 43.7% — — — 0.0% -2.50 — — — -0.05
20 — — — — — — — — — — — — — — — — 1994 1459 96.5 -1.49 -3.51 0.707 42.7% — — — 0.0% -3.50 — — — +0.09
22 2002 1527 106.5 — — — — — — — 28.6% -1.57 0–1 — — -0.05 — — — — — — — — — — — — — — — —
23 2003 1477 92.4 -3.97 -0.97 0.652 42.1% — — — 0.0% -3.50 — — — +0.20 — — — — — — — — — — — — — — — —
24 2004 1486 101.1 -3.86 -0.65 0.800 45.8% — +50 — 26.1% -1.31 2–0 0–3 (0%) — -0.11 — — — — — — — — — — — — — — — —
25 2005 1490 103.8 +0.35 -3.18 0.784 47.1% — — — 66.7% +0.67 1–0 1–0 — -0.10 — — — — — — — — — — — — — — — —
26 2006 1632 118.7 -1.26 -0.58 0.958 49.0% — +52 — 50.0% -0.05 5–1 (83%) 0–1 — +0.67 2000 1465 103.0 — — — — — — — — — — — — —
27 2007 1596 117.7 -3.77 -1.15 0.874 47.2% -138 +64 — 39.5% -0.73 4–4 (50%) 4–3 (57%) 101.0 +1.42 2001 1523 109.5 -1.41 +1.80 0.863 46.6% — — — 25.0% -1.75 — — — -0.07
28 2008 1552 111.9 -4.29 -1.88 0.810 46.1% — +36 — 28.6% -1.37 3–1 (75%) 1–4 (20%) 102.1 +0.17 2002 1480 101.9 -4.32 -2.26 0.768 45.0% +5 -109 +141 31.1% -1.27 2–3 (40%) 1–4 (20%) 95.6 -0.12
29 2009 1542 132.6 -2.58 -3.44 0.832 47.2% -128 +80 — 38.0% -0.72 4–7 (36%) 7–2 (78%) 102.6 +1.14 2003 1445 96.5 -1.71 -3.80 0.786 46.1% +49 — +120 38.9% -0.89 0–2 — — +0.53
30 2010 1486 107.8 -1.81 -4.28 0.639 43.0% — — — 0.0% -3.14 — — — -0.05 2004 1519 117.6 -1.78 -0.14 0.895 48.0% -24 -116 — 39.1% -0.57 1–2 (33%) — — -0.14
31 2011 1461 98.1 — — — — — — — — — — — — — 2005 1500 101.8 +0.54 -0.30 0.607 44.6% — — — 0.0% -1.50 — 0–1 — -0.20
33 — — — — — — — — — — — — — — — — 2007 1484 100.3 — — — — — — — — — — — — —
35 — — — — — — — — — — — — — — — — 2009 1500 100.7 — — — — — — — — — — — — —
38 — — — — — — — — — — — — — — — — 2012 1523 102.8 +0.26 -3.01 0.522 39.2% — — — 0.0% -3.50 — — — -0.02
Career — 1668 120.9 -3.02 -2.04 0.840 47.0% -131 +60 — 36.3% -0.88 19–14 (58%) 13–13 (50%) 107.5 +2.59 — 1552 107.2 -2.59 -1.81 0.792 45.8% +6 -112 +135 31.7% -1.15 3–8 (27%) 1–6 (14%) 92.0 -0.10

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.