Amumu vs Jarvan IV: who wins?

Amumu wins 48.9 % of 139 ranked games against Jarvan IV in the Jungle role (all ranks, ggez.gg data).

Amumu vs Jarvan IV

Jungle · Ranked Solo/Duo · all ranks · 139 games

48.9 % 51.1 %

Amumu wins 68 of 139 games.

Amumu win rate against Jarvan IV in each rank.

Rank	Win Rate	Games
Iron	too few games	11
Bronze	too few games	8
Silver	too few games	17
Gold	too few games	13
Platinum	too few games	21
Emerald	38.2 %	34
Diamond	too few games	29
Master	too few games	3
Grandmaster	too few games	1
Challenger	too few games	2

Patch 26.19: 29 games, too few for a win rate Games from patch 26.16 to 26.19

Opponents with at least 100 games.

Champion	Win Rate	Games
Wukong	54.5 %	123
Lee Sin	54.4 %	136
Briar	54.1 %	146
Warwick	52.4 %	210
Shyvana	51.9 %	154
Kha'Zix	51.4 %	109
Viego	51.1 %	268
Master Yi	49.8 %	269
Shaco	49.7 %	151
Lillia	48.5 %	101
Nocturne	47.6 %	189
Jarvan IV	47.2 %	125
Xin Zhao	47.0 %	100
Kayn	46.4 %	207
Graves	43.4 %	145
Sylas	41.2 %	170

From ranked games ggez.gg collected through the Riot API.