Jakob Widmer Alwine Elizabeth Betha Matha Widmer of Switzerland

Does anyone konw anything about any of these 4 widmer's. Alwine, Elizabeth, Betha, Matha were all born in Switzerland. Alwine Widmer is my Great Great Grandmother and Hans Jakob is her father. Hans Jakob is father if Alwine, Elizabeth, Betha, Matha. Hans Jakob was born in 1836 and died in 1905 in Switzerland. Hans Jakob married Anna Maria Wiesmann. Alwine married Herbert Blackburn. I do not know anything about Elizabeth, Betha, Matha. If anyone could help I would greatly appreatate it. They were all from Switzerland and Alwine moved to New Zealand. Please reply if you think you know anything or might have a connection.