H2H data updated: 2026-07-14 14:15 UTC

C. Allgardh vs L. Duncan H2H: 1-0

C. Allgardh holds a 1–0 lead over L. Duncan in their ATP head-to-head. Across 1 main-draw meeting, C. Allgardh leads 1–0 on hard courts. Most recently, C. Allgardh won the 1989 Guaruja third round 7-5 6-0.

Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.

C. Allgardh

SWE Age 59 Right-Handed 190 cm / 6'3"

H2H

1 – 0

1 main draw meetings

L. Duncan

USA Age 61 Right-Handed 185 cm / 6'1"

H2H Match Log

Date	Tournament	Category	Round	Surface	Winner	Score	Loser	Match
Feb 9, 1989*	Guaruja	ATP 250	R32	Hard	C. Allgardh #157	7-5 6-0	L. Duncan #60	Match data

* Estimated match date where the exact historical date is unavailable.

Career Comparison

Player	Current	Peak	Pts	Elo	W	L	Win %	GS	1000	Finals	500	250	Titles
C. Allgardh	#1,263	#101	212	1,605	14	24	36.8%	0	0	0	0	0	0
L. Duncan	#1,094	#47	317	1,761	105	110	48.8%	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	C. Allgardh							L. Duncan
Age	Yr	W-L	Win %	Rank	Elo	GS	Titles	Yr	W-L	Win %	Rank	Elo	GS	Titles
19	—	—	—	—	—	—	—	1984	4–5	44.4%	#165	1,537	0	0
20	1987	2–3	40.0%	#248	1,513	0	0	1985	26–19	57.8%	#59	1,624	0	0
21	1988	8–9	47.1%	#155	1,549	0	0	1986	11–18	37.9%	#174	1,569	0	0
22	1989	4–6	40.0%	#264	1,540	0	0	1987	6–9	40.0%	#93	1,565	0	0
23	1990	0–1	0.0%	#232	1,526	0	0	1988	21–17	55.3%	#58	1,657	0	0
24	1991	0–2	0.0%	#385	1,500	0	0	1989	25–22	53.2%	#91	1,672	0	0
25	1992	0–1	0.0%	#178	1,493	0	0	1990	12–18	40.0%	#143	1,589	0	0
26	1993	0–2	0.0%	#207	1,462	0	0	1991	0–2	0.0%	#432	1,564	0	0