Don Dixon
Commander Don Dixon was a Human Starfleet officer in the 24th century.  In 2364, he was the commanding officer of Starbase 045. 

Sometime in that year, he received an order about starbase operations from Commodore Anna Dixon of Starfleet Operational Support Division. The commander was requested to send acknowledgement of the receipt of this order through subspace com net security mode 045, code 100 alpha. (, okudagram)

Starfleet personnel (24th century)
Individuals