Tiger Woods is 'dating' ex-wife of friend and fellow professional golfer: Report claims serial cheater started relationship while he was still with Lindsey Vonn. [ Full Title ] ... Serial cheater Tiger Woods is dating the ex-wife of a friend and fellow professional golfer, a report claims. The 39-year old is said to be having a 'steamy affair' with Amanda Boyd, 27 - who divorced former PGA Championship winner Jason Dufner in April. ... in May that Woods was dumped by Vonn because she caught him cheating in February during the Farmers Insurance Open - a week before Boyd and...