• Juan II, King of Castile (1405-1454)
• Juan-les-Pins (France)
• Juana de Avis (1439-1475)
• Juana de Castilla (1462-1530)
• Juana de Portugal (1439-1475)
• Juana la Beltraneja (1462-1530)
• Juazeiro do Norte (Brasil)
• Judas Thaddaeus (St.)
• Judd, Ashley (1968)
• Jude the Apostle (St.)
• Judge
• Judges
• Judith
• Jug
• Julià, Asensio (1753-1832)
• Julian (St.)
• Julius Caesar, Gaius (100 BC-44 BC)
• Julius II, Pope (1443-1513)
• Junction
• June
• Jung, Carl (1875-1961)
• July
• Jupiter
• Jurado, Katy (1924-2002)
• Jürgens, Curd (1915-1982)
• Jurist
• Jurists
• Justine (St.)
• Juvenal (c.55 AD-c.127 AD)