Holy Trinity Diocesan High School is proud of our partnership with our neighbor, Holy Family Parish in Hicksville, New York. This partnerships is unique from every other Catholic high school chaplaincy on Long Island. Our priestly and lay staffs work together in order to accomplish our joint mission of strengthening local Catholic education and leading young people to life-long, active participation in their Catholic faith communities. 

Head Chaplain: Fr. Liam McDonald
Part-Time Chaplains: Fr. Gerard Gentleman, Fr. Daniel Opoku-Mensah