Zefram Cochrane

2061: Began developing warp drive with a team of engineers
2063: Became the first recorded Human to travel faster than light;
April 5: Made official first contact with the Vulcans, later moved to Alpha Centauri
2110s: Went on an interstellar expedition, found by the Companion;
Brought to Gamma Caneris IV, rejuvenated & became immortal
2270: Discovered by Kirk & Spock, fell in love with the Companion;
Regained a typical Human life span, when the companion merged with Nancy Hedford, he died of old age