Miriam and Samuel are both great. Otherwise, as well as names above (I like Jemima):
Girls' names ARE difficult:
Adah, Azariah, Eve, Dinah, Hannah, Sheba, Judith, Ruth, Keziah, Leah, Michal, Tamar, Tirzah, Vashti, Susannah, Deborah, Jael, Elizabeth, Sarai, Hepzibah...
Boys' names much easier:
Abel, Amos, Ariel, David, Jonathan, Jared, Jeremy, Michael, Eli, Elijah, Ezra, Isaac, Isiah, Gideon, Jethro, Joseph, Joshua, Jude, Nathan/Nathaniel, Noah, Saul, Solomon...