You asked:

how old was jackie kennedy when she married aristotle onasis

  • Jacqueline Kennedy Onassis
    Jacqueline Kennedy Onassis
    Aristotle Onassis
    Aristotle Onassis
    When she was a spouse of Aristotle Onassis, Jacqueline Kennedy Onassis was between 38 years and 6 months and 39 years and 5 months old.