John T. Martin (ENT)

Commander John Martin is a Human who lives in the 22nd Century and services United Earth Starfleet as First Officer of the ENTERPRISE (NX-01) (NX-01 under the command of Captain Marcia Taylor. (Star Trek: Enterprise)

Early Life
John Martin was born on August 3, 2139 to James and Maria Martin in San Diego, California.

Columbia
Onboard the Columbia he became 1st officer but was hurt during it 1st mission. He was transported back to Earth aboard the Challenger where he received medical treatment but remained in a coma for several months.

Enterprise
He was transferred to Enterprise by request of Captain Marcia Taylor, a recently promoted Captain and friend to John from their early day in high school together but lost touch after she moved.