Jon Manning

Jon was a Doctor onboard the USS Bellatrix (NCC-1832) in the late 23rd century. (Star Trek: The Intrepid Adventures)

Early life before the Intrepid
Jon was born on April 12, 2245 human calendar time on the planet Earth in the city of London, England.

Chronology

 * 2245: Jon is born on the the planet Earth in London, England.
 * 2261: Jon enters Starfleet Academy
 * 2265: Jon graduates Starfleet Academy and promoted to Lieutenant, her first assignment is the USS Jenghiz as a Doctor.
 * 2270: Jon is promoted to Lieutenant Commander and becomes a Doctor the USS Bellatrix.