Then you have the various spellings, such as; Silvan, Silvain, Silvian, Sylvain, Silvyn, Cylvan, Cevillian, Sylvane, Sillvan.
What were they thinking?
Of course there is the female version where Sylvan has a sister named Sylvania, Sylvia, Silvania, Cevilla, or Sevilla.
One of my husbands great grandfather's named Sylvan Ladner, had these as his siblings. No joke.
Cevillian V. Ladner
Ceville P. Ladner
Cevelia Rose Ladner
Sylvan P. Ladner
and then I think just to mess with me, they had...
Ferdinand J. Ladner
My only hope in keeping these people straight is the birth dates and the middle initials. It is a genealogist nightmare! I may truly be driven mad by a simple name!