Disambiguation evidence for Rex Francorum (King of the Franks) via surface form

"Rex Francorum (King of the Franks)"

Triples (2)

Triples where some other subject referred to this entity as "Rex Francorum (King of the Franks)".

Rudolph of France → style →
"Rex Francorum (King of the Franks)"
ⓘ
Lothair of France → title →
"Rex Francorum (King of the Franks)"
ⓘ