Jones was a Starfleet enlisted person assigned to the USS Enterprise as the gamma shift yeoman in 2265.

Captain James T. Kirk would often confuse the names of Jones and Yeoman Barbara Smith, an alpha shift yeoman who signed aboard at the same time. He vowed he would one day guess their names correctly. (TOS - Mere Anarchy eBook: Things Fall Apart)

USS Enterprise (NCC-1701) administrative personnel
	Atkins • Barrows • Burns • Cappa • Chavez • Colt • Cusack • Finney • Greene • Harris • Hatcher • Jaramillo • Jones • Landon • Moskowitz • Lawton • Mears • Phillips • Rand • Ross • Singh • Smith • Takayama • Tamura • Tankris • Thagard • Thompson • Wellman • Wodehouse • Zahra
see also: communications personnel • engineering personnel • medical personnel • pilots & flight control personnel • security & tactical personnel • sciences personnel • senior staff • unnamed