2008: Hillary Clinton (D-NY)/Barack Obama (D-IL)
2012: Hillary Clinton (D-NY)/Barack Obama (D-IL)
2016: Barack Obama (D-IL)/Tim Kaine (D-VA)
2020: Barack Obama (D-IL)/Tim Kaine (D-VA)
2024: Bobby Jindal (R-LA)/John Thune (R-SD)
2028: Richard McLaren (D-NC)/ Alexi Giannoulias (D-IL)
2032: Richard McLaren (D-NC)/ Alexi Giannoulias (D-IL)
2036: Paul D. Ryan, Jr. (R-WI)/ John C. O'Brien, III (R-TX) (Classmate of mine from grad school. At this point in the future, we're probably looking mostly at people not actively in office now, anyway.)