probably illegitimate or adopted son:
married to Yolande of Montferrato[?] and had 2 children
See also: Kings of Savoy
... at Kusunai and 37.6° at Aniva (January, 9.5°; July, 60.2°). At Alexandrovsk near Dui the annual range is from 81 in July to -38° in January, while at Rykovsk in the interior ...