People Wales Mary Sophia Allen peoplepill id: mary-sophia-allenMSA 2 views today 2 views this weekWelsh-born British woman who worked for women's rightsMary Sophia AllenBiographyListsAlso ViewedSimilar peoplePeople also viewedAnnie Jane EllisWelsh socialite, methodist and singerAlice DulloCatherine Miriam Anwyl1871-1953 of PontypriddFrom our partnersSponsoredMary Sophia Allen