Bishop Peter Lei Wang-Kei (李宏基主教; 29 March 1922 – 23 July 1974) was the fourth Roman Catholic bishop of Hong Kong. Born in Nam Hoi, Kwangtung, Lei was ordained priest on 6 July 1955 and appointed Auxiliary Bishop of Hong Kong 3 July 1971, appointed Titular Bishop of Octaba 8 September 1971. He was sworn in as the Vicar Capitular on 23 May 1973. Appointed Bishop of Hong Kong on 21 December 1973 and installed on 22 April 1974, he died not long afterwards on 23 July 1974 of sudden heart attack.