|Bireferuto Kyou Rufusu|
|Relatives||Waltrana von Bielefelt (descendant)|
Wolfram von Bielefelt (descendant)
|Anime Debut||Episode 68|
|Japanese Voice||Mitsuki Saiga|
|English Voice||Mona Marshall|
Rufus Bielefelt (フォンビ－レフェルト卿ルフス) was the head of the Bielefelt family in the times of Shinou, and presumably the ancestor of Wolfram and Waltrana. It's stated in a Drama CD that Rufus was actually a woman but she had to pretend to be male because women were not allowed to rule the family.