Katharine White (or variants) may refer to:
Writers Katharine S. White (1892–1977), writer and fiction editor for The New Yorker magazine Kate White (writer) (born 1951), editor-in-chief of Cosmopolitan magazine from 1998 to 2012 Cat White (born 1993), author, actress, producer and advisor for the United Nations Kathryn White (born 1956), British children's book author
Sportspeople Catherine White (swimmer) (born 1965), British swimmer Kathryn White (cricketer) (born 1978), Scottish cricket player Catherine White (ice hockey) (born 1990), Canadian ice hockey player
Others Catherine White (doctor), British forensic physician Katharine Elkus White (1906–1985), New Jersey politician and United States Ambassador to Denmark Katie White (musician) (born 1983), English musician with The Ting Tings Catherine White Coffin, wife of abolitionist Levi Coffin Kate White (politician), Canadian politician in Yukon Katherine Elisabeth White, better known as Marie Wilson
See also Kathleen White (disambiguation)