Kate Maples

Kate was an Engineer onboard the USS Intrepid (NCC-1738) in the late 23rd century. 

Early life before Starfleet
Kate was born on September 7, 2250 human calendar time on the planet Earth in Cincinnati, Ohio.

Chronology

 * 2250: Kate is born on the planet Earth in Cincinnati, Ohio.
 * 2266: Kate enters Starfleet Academy
 * 2270: Kate graduates Starfleet Academy and promoted to Ensign, the first assignment is the USS Intrepid as an engineer.