There is a filly that won the Triple Crown but it is the Filly Triple Crown also known as the Triple Tiara. The horse name is Ruffian. This horse is the first filly to win the Triple Crown.
Sir Barton was the FIRST horse ever to win the Triple Crown, at the 1919 Preakness Stakes.
There is no harness horse triple crown
Secretariat was the largest horse to win the Triple Crown.
Sir Barton in 1919 11 winners of the Triple Crown so far
Secretariat.ACTUALLY Secretariat was the FIRST horse to win a Triple Crown Race in a record time.But he wasn't the biggest.Ha!
Sir Barton in 1919
Secretariat became the first horse in 25 years to win the Triple Crown in 1973.
Because it is the first race in the Triple Crown and if a horse wins it then there is a possibility for a Triple Crown winner.