Lincoln was elected President in 1860, while Kennedy was elected President in 1960.
Lincoln's successor - Andrew Johnson - was born in 1808, while Kennedy's successor - Lyndon Johnson - was born in 1908.
Lincoln's killer - John Wilkes Booth - was born in 1839, while Kennedy's killer - Lee Harvey Oswald - was born in 1939.
The names Lincoln and Kennedy each contain seven letters.
Lincoln's secretary was called Kennedy, while Kennedy's secretary was called Lincoln.
Lincoln's and Kennedy's successors both had the surname Johnson.
The names Andrew Johnson and Lyndon Johnson each contain thirteen letters.
The names John Wilkes Booth and Lee Harvey Oswald each contain fifteen letters.
Lincoln and Kennedy were both killed on a Friday.
Both were killed in the presence of their wives.
Both were shot from behind and in the head.
Booth shot Lincoln in a theatre and hid in a warehouse, while Oswald shot Kennedy from a warehouse and hid in a theatre.
Both assassins were killed before being brought to trial.
Lincoln and Kennedy were both directly concerned with Civil Rights.
Booth and Oswald were both Southerners favouring unpopular ideas.