Jane is lovely. It’s cute, simple, not too popular... :) I’d pair it with a longer, slightly frilly middle name.
Boy name suggestions: Nathaniel, Jonathan, Samuel, Louis, Alexander, Gregor, Cormac, Anthony, David, Magnus, Hector, Jonas, Henry, Thomas, Elijah, Sebastian, Lucian, James, Frederick, Alfred, Reuben, Peter, Linus, Julian, Julius, Rupert, Thorfinn, Matthew/Matthias, Arlo, Ludo, Elijah/Elias, Joseph.