Statistics for Most Common Surnames in the World

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Number	Main Country	Answer	% Correct
18.8m	South Korea/North Korea	Kim	80%
74.8m	China/Taiwan	Chen	78%
105m	China	Li	78%
24.6m	Vietnam	Nguyen	78%
107m	China	Wang	61%
35.7m	India	Singh	50%
35.1m	China/Taiwan	Wu	46%
47.7m	China	Yang	43%
22.9m	Pakistan	Khan	41%
18.9m	China/Taiwan	Lin	41%
74.1m	China	Liu	37%
21.4m	China	Ma	37%
19.1m	China/South Korea	Yu	35%
98.0m	China	Zhang	35%
21.3m	China	Lu	33%
30.8m	Pakistan/Somalia	Ali	28%
19.7m	China	Sun	20%
27.2m	China	Zhou	20%
19.7m	China	Zhu	20%
31.1m	China/Taiwan	Xu	17%
28.4m	China	Zhao	17%
36.5m	China/Taiwan	Huang	15%
31.7m	India	Kumar	9%
71.1m	India	Devi	7%
19.7m	Myanmar	Maung	4%