Nancy Kwan Ka-shen (chinesisch 關家蒨, Pinyin Guān Jiāqiàn, Jyutping Gwaan1 Gaa1sin3, kantonesisch Kwan Ka-shen, * 19. Mai 1939 in Hongkong) ist eine chinesisch-amerikanische Schauspielerin. ()
Nancy Kwan is a Hong Kong-born Eurasian-American actress, who played a pivotal role in the acceptance of actors of Asian ancestry in major Hollywood film roles. Widely praised for her beauty, Kwan was considered a sex symbol in the 1960s.