Congrats to Michael Phelps for breaking the all-time Olympic medal record. You’ve made your country proud - bo — US PresidentBarack Obamaþ@BarackObama
What an AMAZING achievement @Michael Phelps most decorated Olympian Ever... Congratulations — SwimmerStephanie Riceþ@ItsStephRice
Michael Phelps #legend! — Gerard Pique , Spain footballer
@Michael Phelps it was such an honour to race u last night, thank u for being such an inspiration to me and many others, ur the greatest! — Chad le Clos, South African swimmer who beat Phelps to the gold in the 200m butterfly
@Michael Phelps what a legend!! — Rory McIlroy, Scottish golfer
Incredible effort by @MichaelPhelps last night! — Kevin Pietersen , English cricketer
@MichaelPhelps awesome swim yesterday!! THE greatest olympian ever! — British diver Tom Daley þ@TomDaley1994