Kennedy and Lincoln were both elected with less than 50% of the popular vote.
Both their last names contain 7 letters.
Kennedy’s secretary was named Lincoln and Lincolns secretary was named Kennedy.
While Lincoln was Republican, and Kennedy was Democrat, they both actually represented the same side of politics. The Republican Party was originally the liberal, progressive party, and the Democrats were the conservative party.
Both Lincolns and Kennedy’s wives lost children while they were in the White House.
Andrew Johnson, who was a southerner, succeeded Lincoln and he was born in 1808.