Diego Ormaechea (born 19 July 1959) is a former Uruguayan rugby union player and a current coach.
He played as a number eight.
Ormaechea is considered the greatest Uruguayan rugby player of all time.
His contribution to rugby has been significant, not only as a player and coach, but as an inspirational personality that attracts many youngsters to the sport.
His profession is Veterinary Surgeon specialised in Racing Horses.
He is one of the top veterinary surgeons in South America in his discipline.
His son, Augustín Ormachea, is a current Uruguayan international rugby union player.