Related Name Family Tree for the element "regnum"

Family #1

rex Latin (word)	De Rege Italian (Rare)
	Fitzroy English
	Leroy French
	Ray English
	Ré Italian
	regalis Latin (word)	Royal m & f English (given name)	Royale f & m English (Rare) (given name)
		Royalty f English (Modern) (given name)
	regina Latin (inflection)	Raine 1 English	Raine f & m English (Rare) (given name)
		Rayne English
		Regina f Late Roman (given name)	Rayna 1 f Bulgarian (given name)	Raina f Bulgarian (variant transcription)
				Raya f Bulgarian (diminutive)
			Regína f Czech (given name)
			Regína f Icelandic (given name)
			Regína f Slovak (given name)
			Regīna f Latvian (given name)
			Regina f Czech (given name)
			Regina f Danish (given name)	Gina f Danish (short form)
				Ina f Danish (short form)
			Regina f English (given name)	Gina f English (short form)	Geena f English (Rare) (given name)
					Gena 1 f English (given name)
					Jeana f English (given name)
					Jeanna f English (given name)
				Ina f English (short form)
				Regana f English (Rare) (influenced by sound)
				Regena f English (given name)
			Regina f Estonian (given name)
			Regina f German (given name)	Ina f German (short form)
			Regina f Hungarian (given name)
			Regina f Italian (given name)	Gina f Italian (short form)
			Regina f Lithuanian (given name)
			Regina f Norwegian (given name)	Gina f Norwegian (short form)
				Ina f Norwegian (short form)
			Regina f Polish (given name)
			Regina f Portuguese (given name)
			Regina f Slovak (given name)
			Regina f Spanish (given name)
			Regina f Swedish (given name)	Gina f Swedish (short form)
				Ina f Swedish (short form)
			Régine f French (given name)
			Regine f German (given name)
			Regine f Norwegian (given name)
		Reina 1 f Spanish (given name)	Reyna f Spanish (given name)
		Reine f French (given name)
	regnum Latin (word)
	Regulus m Ancient Roman (given name)	Régulo m Portuguese (Rare) (given name)
		Régulo m Spanish (given name)
	Regulus m Astronomy (given name)
	Rex m English (given name)	Rexana f English (Rare) (influenced by sound)
		Rexanne f English (Rare) (influenced by sound)
	Rey 1 Catalan
	Rey 1 English
	Rey 1 French
	Rey 1 Spanish
	Reyes Spanish
	Reyes f & m Spanish (given name)
	Roy 1 English
	Roy 1 French

Family #2

regalis, regnum (word) + unitus Latin (word)		Royaume-Uni French (place name)
		Regno Unito Italian (place name)
		Reino Unido Portuguese (place name)
		Reino Unido Spanish (place name)