Taguig National High School (Filipino: Mataas na Paaralang Pambansa ng Tagig) commonly abbreviated as T.N.H.S. is a state-owned secondary high school institution in the Philippines. The campus lies at Imelda Romualdez Marcos Road abbreviated as I.R.M. Road and situated at both Barangay Maharlika Village and Barangay New Lower Bicutan.