J. Alexander may refer to:

• J. Alexander (comics artist) (born 1975), painter, illustrator and draftsman
• J. Alexander (model) (born 1958), American model, runway coach and panelist on America's Next Top Model
• J. Alexander (politician) (1938–2022), Indian politician
• J. D. Alexander (born 1959), American businessman politician
• J. D. Alexander (coach) (1899–1962), college football coach
• J. Neil Alexander (born 1954), Anglican liturgist and bishop in the Episcopal Church

• J. Alexander's, an American restaurant chain

• Jay Alexander (born 1968), American magician and comedian
• Alexander (surname), many people whose first names begin with "J" with Alexander as a surname
• Alexander (disambiguation)

This disambiguation page lists articles associated with the title J. Alexander.
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