What is Charlemagne?
{{infobox royalty| | name = Charlemagne | title = [[Holy Roman Emperor|Imperator Romanorum]] | image = [[File:Charlemagne denier Mayence 812 814.jpg|230px|Charlemagne]] | caption = A [[denarius]] of Charlemagne dated {{c.|812–814}} with the inscription KAROLVS IMP AVG<br />(''Karolus Imperator Augustus'') | succession2 = [[Holy Roman Emperor|Emperor]] of the [[Carolingian Empire]] | reign2 = 25 December 800 – 28 January 814 | coronation2 = 25 December 800<br />[[Old St. Peter's Basilica]], Rome | predecessor2 = <!-- Do not add Constantine VI here; a claim of spiritual inheritance not recognised in modern scholarship has no place here --> | successor2 = [[Louis the Pious]] | birth_date = {{birth date|748|4|2|df=y}}{{efn|name=birth|Alternative birth years for Charlemagne include 742 and 747. There has been scholarly debate over this topic, see [[#Birth|Birth and early life]]. For full treatment of the debate, see {{harvnb|Nelson|2019|pp=28–29}}. See further Karl Ferdinand Werner, ''Das Geburtsdatum Karls des Großen'', in ''Francia'' 1, 1973, pp. 115–157 ([http://mdzx.bib-bvb.de/francia/Blatt_bsb00016275,00115.html online] {{webarchive|url= https://web.archive.org/web/20131117074120/http://mdzx.bib-bvb.de/francia/Blatt_bsb00016275%2C00115.html |date=17 November 2013 }});<br />Matthias Becher: ''Neue Überlegungen zum Geburtsdatum Karls des Großen'', in: ''Francia'' 19/1, 1992, pp. 37–60 ([http://mdzx.bib-bvb.de/francia/Blatt_bsb00016296,00047.html online] {{webarchive|url= https://web.archive.org/web/20131117074146/http://mdzx.bib-bvb.de/francia/Blatt_bsb00016296%2C00047.html |date=17 November 2013}})}} | birth_place = [[Francia]] | death_date = {{death date and age|814|1|28|748|4|2|df=y}} | death_place = [[Aachen]], Francia | spouses = {{Plainlist| * {{longitem|[[Desiderata of the Lombards|Desiderata]]<br />(m. {{circa|770}}; annulled 771)}} * {{longitem|[[Hildegard (queen)|Hildegard]]<br />(m. 771; d. 783)}} * {{longitem|[[Fastrada]]<br />(m. {{circa|783}}; d. 79