Claim: Jacqueline Kennedy Onassis was listed in an annual poll by Gallup.
Evidence: She ranks as one of the most popular First Ladies and in 1999 was named on Gallup 's list of Most Admired Men and Women in 20th-century America.
Gallup 's most admired man and woman poll is an annual poll that Gallup has conducted at the end of most years since 1948.