Olivia Hill played by Deborah White The Shivaree s3/e19 and The Loss s4/e10 Mother Marnie, died when she was very young s3/e19 Marnie and Olivia Walton were best friends s3/e19 Olivia Walton was Olivia's namesake s3/e19 Husband dies before "The Loss" s4/e10 Mother married in 1914, visited the Mountain at that time s4/e10 Is given the girl kitten from the Young Calico litter, called Calico the Second s4/e10