David Grylls, Date of Birth, Place of Birth
TweetDavid Grylls
American racing cyclist
Date of Birth: 29-Sep-1957
Place of Birth: Detroit, Michigan, United States
Profession: sport cyclist
Nationality: United States
Zodiac Sign: Libra 
About David Grylls
- David Miles Grylls (born September 29, 1957) is a retired track cyclist from the United States.
- He represented his native country at the 1984 Summer Olympics in Los Angeles, California, where he won the silver medal in the men's 4.000m team pursuit, alongside Steve Hegg, Leonard Nitz, Patrick McDonough and Brent Emery.
- He now coaches junior cyclist at the San Diego Velodrome.
Read more at Wikipedia