JerenaK on Family Tree Circles

my name is Jerena Kay Scheidemantel. I would like to know what my last name means. I was born in Jackson wyoming in 1967. I have a twin brother names Robert Ray Scheidemantel. A sister names Judy louise Scheidemantel, and a older brother Scott Scheidemantel. My dads name is Robert Barcley Scheidemantel. He was born in Mo. i believe in 1923. i know my kin up to my uncle and aunts whch live in Mo. just would like to know the meaning of my last name, and family relations as far back as possible I can find out.. Thanks