Championships. His 100-yard backstroke time of 44.78 was a US 17–18 National Age Group (NAG) record, and his 200-yard backstroke time of 1:37.23 broke both Tyler Clary's NCAA record and the 17–18 NAG record. He also placed eighth in the 200-yard IM and swam on Cal's 200 and 400 medley and freestyle relays en route to Cal winning the team championship. 2015 At the 2015 NCAA Championships, Murphy swept the backstroke events. He broke the American record previously held by Ryan Lochte in the 200-yard backstroke. He also won the 100-yard backstroke, breaking Lochte's NCAA record. Murphy also placed fifth in the 200 individual medley (IM) and was named CSCAA Swimmer of the Meet. 2016 NCAA Championships At the 2016 NCAA D1 Swimming Championships, Murphy continued his backstroke winning streak with first-place finishes the 100- and 200-yard backstrokes in record times. His times of 43.49 and 1:35.73, respectively broke his own NCAA, American, and US Open records. He also placed third in the 200-yard IM in 1:40.27 and was once again was named CSCAA Swimmer of the Meet, this time sharing the title with former Bolles teammates Joseph Schooling and Caeleb Dressel. US Summer Olympic Trials At the 2016 United States Olympic Trials in Omaha, Nebraska, Murphy made his first Olympic team by placing first in the 100- and 200-meter backstroke events. He also made the 4×100 medley relay by virtue of his win in the 100-meter backstroke. 2016 Rio Summer Olympics At the 2016 Summer Olympics in Rio de Janeiro, Murphy won gold medals in the 100- and 200-meter backstroke, as well as in the 4×100-meter medley relay together with Cody Miller, Michael Phelps, and Nathan Adrian. Murphy broke Aaron Peirsol's world record for the 100-meter backstroke with his relay split time of 51.85, and the relay team as a whole set a new Olympic record with a time of 3:27.95. Murphy's win in the 100-meter backstroke, with a time of 51.97 seconds, set a new Olympic record for the event. It also marked the sixth consecutive time a swimmer representing the United States had won the gold medal in the 100-meter backstroke at the Olympic Games. His gold medal was also the first won by a male alumnus of a high school in Jacksonville, Florida for the United States in an individual swimming event. In total, at his first Olympic Games, Murphy raced and won gold medals in