|Jacob A. Smiles|
|Full name||Jacob A. Smiles|
|Romanization||Jeikobu A Sumiresu|
|Relatives||Michelle I. Mayakovskaya (wife)|
|Manga Debut||Chapter 154|
Jacob A. Smiles (ジェイコブ・A・スミレス, Jeikobu A Sumiresu) or Jack (ジャック, Jakku) went to the same school as Joseph Gustav Newton. He was sort of a delinquent who beat a teacher almost to death to protect Michelle. He later married her and had 2 children, although he knew the first wasn't from him.