Nikita Rozhenko

Nikki was the Chief command officer onboard the USS Diana (NCC-589) in the late 23rd century. 

Early life before Starfleet
Nikki was born on October 20, 2238 human calendar time on the planet Earth in Pravda, Russia.

Chronology

 * 2238: Nikki is born in the city of Pravda, Russia.
 * 2256: Nikki enters Starfleet Academy
 * 2260: Nikki graduates Starfleet Academy and promoted to Ensign, the first assignment is the USS Pegasus as a tactical officer.
 * 2263: Nikki is promoted to Lieutenant junior grade and is assigned to the USS Canis Major as the Assistant Chief Tactical Officer.
 * 2265: Nikki is promoted to full Lieutenant and is assigned to the USS Leo Minor as the Chief Tactical Officer.
 * 2270: Nikki is assigned as Chief Command Officer to the USS Diana.