In the Unknown origin, Nilsson means "Nilsson \n(i)-lsson, nil(s)-son\ as a boy's name is a variant of Nelson. See for origin and meaning of Nilsson.
The baby name Nilsson sounds like Nilson, Neillson and Neilson. Other similar baby names are Gilson, Gillson, Nickson, Nissan, Wilson and Willson."
