Sydney McLaughlin is an American hurdler and sprinter who competes for the University of Kentucky. McLaughlin holds a number of age group world bests and won the Gatorade National Girls Athlete of the Year trophy for both 2015–16 and 2016-17. She placed third in the 400-meter hurdles at the 2016 United States Olympic Trials, qualifying for the 2016 Summer Olympics. McLaughlin has a personal best of 50.07 in the 400m. She has run numerous times in different relays, sometimes running under 50 seconds.