Doctrine and Covenants 75:34 : "
29 Let every man be adiligent in all things. And the bidler shall not have place in the church, except he repent and mend his ways.
30 Wherefore, let my servant Simeon Carter and my servant Emer Harris be united in the ministry;
31 And also my servant Ezra Thayre and my servant aThomas B. Marsh;
32 Also my servant Hyrum Smith and my servant Reynolds Cahoon;
33 And also my servant Daniel Stanton and my servant Seymour Brunson;
34 And also my servant Sylvester Smith and my servant Gideon Carter;"
'via Blog this'
Turns out another one of my great, great, great, great Grandparents is Gideon Carter, who is mentioned (albeit just this once) in D&C.