St. Leo's College is an-all girls voluntary secondary school founded by the Sisters of Mercy in 1839. It is situated on the Dublin Road in Carlow, Ireland. There are over 1000 students attending St. Leo's.
As of 2012[update], the principal is Ms. Clare Ryan. As of 2012[update], the deputy principal (juniors) is Ms. Broddrick As of 2012[update], the deputy principal (seniors) is Ms. Helen Regan.
Coordinates: 52°50′33″N 6°55′22″W / 52.8424°N 6.9227°W