PNS Shah Jahan of Shahjahan may refer to one of the following ships of the Pakistan Navy:
- , the former British HMS Charity (R29) launched in 1944; acquired by the Pakistan Navy via the United States in 1958; ship was badly damaged in 1971 in the Indo-Pakistani War; scrapped in 1982
- , the former American USS Harold J. Ellison (DD-864) launched in 1945; acquired by the Pakistan Navy in October 1983 and classed as a ; sunk as a missile target in 1994
- , the former British Type 21 frigate HMS Active (F171) launched in 1972; acquired by the Pakistan Navy in 1994 and classed as a . Expended as a target in 2021
- PNS Shah Jahanï¼ÂF264), the