<Ul> <Li> Robert L. May's original book does not name Rudolph's parents . </Li> <Li> The animated specials produced by both Rankin / Bass and GoodTimes Entertainment have given Rudolph different sets of parents: <Ul> <Li> In Rankin / Bass's holiday special, he is Donner's son, and his mother is a tan doe who is called Mrs. Donner . </Li> <Li> In GoodTimes' retelling, Rudolph's father is Blitzen, and his mother is named Mitzi . </Li> </Ul> </Li> </Ul> <Li> Robert L. May's original book does not name Rudolph's parents . </Li> <Li> The animated specials produced by both Rankin / Bass and GoodTimes Entertainment have given Rudolph different sets of parents: <Ul> <Li> In Rankin / Bass's holiday special, he is Donner's son, and his mother is a tan doe who is called Mrs. Donner . </Li> <Li> In GoodTimes' retelling, Rudolph's father is Blitzen, and his mother is named Mitzi . </Li> </Ul> </Li> <Ul> <Li> In Rankin / Bass's holiday special, he is Donner's son, and his mother is a tan doe who is called Mrs. Donner . </Li> <Li> In GoodTimes' retelling, Rudolph's father is Blitzen, and his mother is named Mitzi . </Li> </Ul>

Which of santa's reindeer is rudolph's dad