Makenson Gletty (born 2 April 1999 in Mirebalais, Haiti) is a French track and field athlete.

[2] He competed at the 2023 European Athletics Indoor Championships – Men's heptathlon in Istanbul in March 2023 and finished in ninth place overall.

[6] He was selected to compete in the heptathlon at the 2024 World Athletics Championships in Glasgow in March 2024, and finished in fifth place overall.

[7][8] Competing in the decathlon he was a bronze medalist at the 2024 European Athletics Championships in Rome in June 2024,[9] with a personal best tally of 8606 points.

[10] He competed in Paris at the 2024 Summer Olympics in the decathlon, finishing in twelfth place overall.