Tan Hai (Chinese: ??; pinyin: Tán Hai; Mandarin pronunciation: [t?an xà i]; born 27 November 1970 in Jinan, Shandong, China) is a professional Chinese association football referee and the associate professor of football department of Beijing Sport University.
He has been refereeing in the Chinese Super League since 2005.
Tan became a FIFA referee in 2004.
He has served as a referee in competitions including the 2005 and 2008 East Asian Football Championships, AFC Champions League, and 2014 FIFA World Cup qualifiers.