Johann Philipp von Walderdorff (24 or 26 May 1701 – 12 January 1768) was a German nobleman who served as Archbishop and Elector of Trier from 1756 and as Prince-Bishop of Worms from 1763 until his death in 1768.

[1] Johann Philipp was born on 24 or 26 May 1701 at Molsberg Castle [de] near Montabaur, in what is now Germany.

[3] Johann Philipp became the general vicar of the upper diocese, and in 1742 was made a governor.

With French support, in 1754 he was promoted to be the coadjutor and designated successor of Archbishop-Elector Francis George of Schönborn-Buchheim.

In 1756, after Francis died Johann Philipp succeeded him, and in 1763 he was also elected the Prince-Bishop of Worms.