Hello how may I help you? Hi! I need help on a world record in sports. Sure, which world record are you looking for? Who's the fastest sprinter of all time? The fastest sprinter of all time is Usain Bolt. Okay. What was his fastest time? Usain Bolt set the world record for the 100m dash with a time of 9.58 seconds. Okay. Thanks for the help. No problem! Are there any other records you'd like to know? I think that's all I need. Have a great day!