Madelene Sagström (born 13 November 1992) is a Swedish professional golfer.
Sagström played college golf with the LSU Lady Tigers team at Louisiana State University in Baton Rouge, Louisiana. She joined the Symetra Tour 2016 where finished inside the top-5 in her first five starts. After victories at both the Chico Patty Berg Memorial and the Self Regional Healthcare Foundation Classic, Sagström lead the tour's money list race with a wide margin, meaning she all but sealed her spot in the LPGA 2017 rookie class.
With her third win at the Murphy USA El Dorado Shootout, Sagström both secured the top spot on the final Volvik Race for the Card money list and earned a "Battlefield Promotion" to the 2016 LPGA Tour. She had a record breaking Symetra Tour season, became the first player in Tour history to crack $100,000 and $150,000, winning Player of the Year and Rookie of the Year honors. In 14 Symetra Tour starts, Sagström had three wins and 11 top-10 finishes.
In December 2016, Sagström won the Ladies European Tour's Q-School in Morocco, securing membership of the Ladies European Tour for 2017, a requirement to make her eligible for selection in the 2017 Solheim Cup.
In her first tournament of the 2020 season, Sagström notched her first win on the LPGA Tour at the Gainbridge LPGA at Boca Rio. She finished with a one shot lead after making par on the final hole against Nasa Hataoka who made bogey. Sagström set the course record at Boca Rio firing a 62 (−10) in the second round of the tournament.