Gwendolyn Pierce

'''Ens. Pierce' was an Security officer onboard the USS Intrepid'' (NCC-1738) in the late 23rd century. 

Early life before the Intrepid
Gwen was born on June 3, 2250 human calendar time on the planet Earth in San Francisco, California.

Chronology

 * 2250: Gwen is born on the planet Earth in San Francisco, Los Angeles.
 * 2266: Gwen enters Starfleet Academy
 * 2270: Gwen graduates Starfleet Academy and promoted to Ensign, his first assignment is the USS Federation as an security officer.