Amalie Leth-Nissen (born 15 September 2004) is a Danish professional golfer who plays on the Ladies European Tour.

Her two-year older sister Cecile is an accomplished golfer and member of the Oklahoma State Cowgirls golf team.

[2] Leth-Nissen won the stroke-play qualifying at the 2020 The Women's Amateur Championship and was the number one seed going into match-play.

In 2022, she finished runner-up, four strokes behind her sister Cecilie, at the Smørum Ladies Open held at her home club.

[9] Held since 2011 for boys, Leth-Nissen won the inaugural girls' Junior Invitational and donned the prestigious gold jacket following a playoff win over Bailey Shoemaker.