SMJK Sam Tet is a national-type Chinese-based Roman Catholic secondary school for boys located in Ipoh, Perak, Malaysia. It is located adjacent to its primary school, SJK (C) Sam Tet. The school's form 6 classes are available to both boys and girls, with former girls from SMJK Ave Maria Convent, Ipoh being the biggest population of girls. The school was nominated for School of Excellence in 2007 and for Cluster School of Excellence in 2015.