Addolgar Addolgar Baby Names Welsh Addolgar Boy 8 letters Pronounce Welsh Devout. Addolgar is a boy’s name of Welsh origin. Meaning in Welsh: Devout. The name has 8 letters. Related names Adda Unisex English Welsh Wealthy. Welsh form of Adam 'of the red earth'. Addfwyn Girl Welsh Meek. Addien Girl Welsh Beautiful. Addiena Girl Welsh Beautiful. Adenydd Girl Welsh Winged. Adwr Boy Welsh Coward. Adyna Girl Welsh Wretched. Aedd Boy Welsh A king of Ireland. Previous Addney Next Addon