Sekolah Menengah Sains Sultan Mohamad Jiwa (English: Sultan Mohamad Jiwa Science School; abbreviated SMadJiwa) is a public boarding school, Sekolah Berasrama Penuh in Sungai Petani, Kedah, Malaysia.

This name was subsequently changed to Sekolah Menengah Sains Sultan Mohamad Jiwa in 1997 and remains until now.

The sport houses were named after four key officers during the classic Malay kingdoms such as Bendahara, Laksamana, Panglima and Temenggung.

The magazine is published by full color printing and captures the special moments throughout each year and also a formal picture of the members of each classroom and its graduating student.

The alumni is established by a former student and in recent year, the membership is automatically conferred upon graduation.