Harriette Thompson the oldest woman to finish a marathon.

Harriette Thompson, a 92 year old became the oldest woman to finish a marathon. She achieved this fete at San Diego’s Rock 'n' Roll Marathon of 26.2 miles (42.2 kilometers) by completing the race in 7 hours, 24 minutes, 36 seconds. This was her 16^th Rock 'n' Roll Marathon. With this, Harriette Thompson of Charlotte, North Carolina got her name inscribed into the record books.