Where does “Riccardi” come from?

Riccardi (English) comes from Italian Riccardi, from Italian Riccardo, from Frankish Rīcohard, from Frankish Rīkahard, from Proto-Germanic Rīkaharduz, from Proto-Germanic rīks, from Proto-Celtic rīxs, from Proto-Indo-European h₃rḗǵs — to straighten, to right oneself; right; just.

Ancestry of “Riccardi”, step by step

StepLanguageWordMeaning
1ItalianRiccardi—
2ItalianRiccardoRichard
3FrankishRīcohard—
4FrankishRīkahard—
5Proto-GermanicRīkaharduzA male given name
6Proto-Germanicrīksking, ruler
7Proto-Celticrīxsking
8Proto-Indo-Europeanh₃rḗǵsking, ruler
9Proto-Indo-Europeanh₃reǵ-to straighten, to right oneself; right; just
Every word from Proto-Indo-European h₃reǵ- →Every word from Proto-Indo-European h₃rḗǵs →Every word from Proto-Celtic rīxs →