Jane's Defence Weekly (abbreviated as JDW) is a weekly magazine reporting on military and corporate affairs, edited by Peter Felstead.

The magazine is frequently cited in publications worldwide.

[5] Award winning international journalist Clifford Beal is a former editor of the magazine.

[6] In 1984, only months after the magazine was established, Jane's Defence Weekly gained worldwide attention after printing several images from an American spy satellite of the Nikolaiev 444 shipyard in the Black Sea, showing a Kiev-class aircraft carrier under construction.

[7] The images were leaked by Samuel Loring Morison, an American intelligence professional, leading to the only conviction ever passed against a US government official for giving classified information to the press.