Team Logo. The Jackson Generals are a team in the Southern League. They are the Double-A affiliate of the Seattle Mariners. They share the name with other baseball teams who have held the name in the past. Retrieved from "https://prosportsteams.fandom.com/wiki/Jackson_Generals?oldid=6860" Categories: Southern League teams Teams in Tennessee Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.