Jean Logan

Jean was the Chief Tactical officer onboard the USS Republic (NCC-1371) in the late 23rd century. (Star Trek: The Intrepid Adventures)

Early life before Starfleet
Jean was born on November 17, 2236 human calendar time on the planet Earth in Butte, Montana.

Chronology

 * 2236: Jean is born on the planet Earth in Butte, Montana.
 * 2254: Jean enters Starfleet Academy
 * 2258: Jean graduates Starfleet Academy and promoted to Ensign, her first assignment is the USS Saladin as a tactical officer.
 * 2260: Jean is promoted to Lieutenant junior grade and is assigned to the USS Tamerlane as a tactical officer.
 * 2265: Jean is promoted to full Lieutenant and is assigned to the USS Hannibal as the Assistant Chief Tactical Officer.
 * 2269: Jean is promoted to Lieutenant Commander and is assigned to the USS Republic as Chief Tactical Officer.