Novak Djokovic and Serena Williams claimed the top accolades at this year's Laureus World Sports Awards.
The tennis duo were named sportsman and sportswoman of the year at the Berlin ceremony for their 2015 achievements.
Djokovic, 28, reached all four Grand Slam finals, winning three of them, a feat emulated by Williams, 34.
Brazil's Paralympic swimmer Daniel Dias was named disabled sportsperson of the year after winning seven golds at the IPC Swimming World Championships.
Team of the Year: New Zealand, who won the Rugby World Cup
Comeback of the Year: Rugby player Dan Carter, who helped the All Blacks become champions after missing the 2011 final because of injury
Breakthrough of the Year: US golfer Jordan Spieth, who won the Masters and US Open
Action Sportsperson of the Year: German triathlete Jan Frodeno, who became World Ironman champion
Lifetime Achievement Award: Three-time Formula 1 world champion Niki Lauda
Spirit of Sport Award: Dutch football legend Johan Cruyff
Cruyff, who died of cancer aged 68 on 24 March, was recognised for his work helping to deliver sport-related projects for underprivileged children around the world.
"He represented everything that was good about sport," said Laureus World Sports Academy chairman Edwin Moses.