Internet movie data base, via WWW, 3-1-99 (John Woo; b. May 1, 1946)
Katz, E. Film enc., 1994 (Woo, John; b. 1946)
Alta Vista search, via WWW, 3-1-99 (sites split between 1946 and 1948 birth date)
John Woo, c2005: ECIP t.p. (John Woo) data view (born Wu Yu-Sheng in Guangzhou, China, in October 1946; his Mandarin name is Wu Yu-Sheng. His Cantonese name is Ng Yu-sum; Woo’s mother tells primary school officials her eldest son [John Woo] was born in September of 1948, so he can start in the first grade at age nine; the birth date on Woo’s passport is September 22, 1948)