Elias Yfantis (Greek: Ηλίας Υφαντής; born 1936) is a veteran international Greek football player and was a key member of Olympiacos F.C. during the 1950s and 1960s.
Born in Aghia Sophia in Piraeus, Yfantis joined the senior side of Olympiacos F.C. at the age of 17. He played for the first time in an official match in 1953. He played as a forward and scored 225 career goals in all competitions. In A'Ethniki, he not only played in 58 games in three seasons and scored 30 goals, but he had also scored first for the historic struggle of Olympiacos in European competition against AC Milan (final score 2-2). Serious injuries forced him to quit football in 1964 at the age of 28.
He made seven appearances and scored two goals for the Greece national football team, playing from 1957 to 1960.
In 1970 he became the head coach of Olympiacos as caretaker manager, and later for many years in parts of the infrastructure of the club.
- Championships in Greece: 1954,1955,1956,1957,1958 and 1959
- Greek Cup: 1954,1957,1958,1959,1960,1961 and 1963
- Leagues Piraeus: 1954,1955,1956,1957,1958 and 1959