Polykarp Leyser IV (4 September 1690 in Wunstorf – 7 April 1728 in Helmstedt) was a German Lutheran theologian, philosopher, physician, lawyer and historian. He was the son of Polykarp Leyser III, the great-grandson of Polykarp Leyser II and the great-great grandson of Polykarp Leyser the Elder, all also theologians.

You can help expand this article with text translated from the corresponding article in German. (July 2011) Click [show] for important translation instructions. View a machine-translated version of the German article. Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Consider adding a topic to this template: there are already 9,119 articles in the main category, and specifying|topic= will aid in categorization. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing German Wikipedia article at [[:de:Polykarp Leyser IV.]]; see its history for attribution. You may also add the template {{Translated|de|Polykarp Leyser IV.}} to the talk page. For more guidance, see Wikipedia:Translation.

• DNB entry
• ADB entry
• "Entry". Zedlers Universallexikon. Vol. 17. p. 384.

This article about a German writer or poet is a stub. You can help Wikipedia by expanding it.

• v
• t
• e

This article about a German theologian is a stub. You can help Wikipedia by expanding it.

• v
• t
• e

This article about a German historian is a stub. You can help Wikipedia by expanding it.

• v
• t
• e