L'Estrange

• Alexander L'Estrange, English composer and jazz musician
• Gerry L'Estrange, Irish politician
• Gisèle Lestrange, French graphic artist
• Heath L'Estrange, Australian rugby league player
• Henri L'Estrange, Australian funambulist and balloonist
• Herbert L'Estrange Ewen, British philatelist
• Michael L'Estrange, Australian public servant
• Nicholas L'Estrange, English member of parliament
• Peter L'Estrange, 20th-century Australian Jesuit priest
• Richard L'Estrange, English member of parliament
• Roger L'Estrange, English pamphleteer and author
• Sean L'Estrange, Australian politician

• Augustin de Lestrange, French trappist
• Bellatrix Lestrange, fictional character in the Harry Potter series
• George Josslyn L'Estrange Howard, 11th Earl of Carlisle, British peer
• Charles James L'Estrange along with George Herbert Ely children's fiction authors, who wrote under the pseudonym of Herbert Strang
• , another fictional witch in the Wizarding World begun with Harry Potter

• Cecil L'Estrange Malone, member of the House of Commons of the United Kingdom
• Peter Hugh L'Estrange Wilson, English cricketer better known as Hugh Wilson
• L'Estrange Baronets, an extinct Baronetage of England
• L'Estrange v F Graucob Ltd, a leading English contract law case