Rolf Jaeger

Rolf was a Doctor onboard the USS Xerxes (NCC-505) in the late 23rd century. (Star Trek: The Intrepid Adventures)

Early life before Starfleet
Rolf was born on March 3, 2250 human calendar time on the planet Earth in the city of Cologne, Germany.

Chronology

 * 2250: Rolf is born on the the planet Earth in Cologne, Germany.
 * 2268: Rolf enters Starfleet Academy
 * 2272: Rolf graduates Starfleet Academy and promoted to Lieutenant, the first assignment is the USS Xerxes as a doctor.