| Name | Pos | Team | Age | DOB | POB | Nationality | Bats | Throws | Height | Weight | Salary | | Jackson, Clarence | 1B | San Antonio Gunslingers | 27 | 09/06/1947 | Rome | USA | Right | Right | 6' 2" | 200 lbs | - | | Jackson, Tom | RP | Austin Violets | 28 | 05/14/1946 | Newark | USA | Left | Left | 6' 3" | 205 lbs | - | | Jacobs, Jay | RP | Galveston Gunners | 24 | 08/18/1950 | Temescal Valley | USA | Left | Left | 6' 1" | 190 lbs | - | | James, Scott | 2B | Albuquerque Roadrunners | 25 | 07/05/1949 | Philadelphia | USA | Right | Right | 5' 10" | 175 lbs | - | | James, Ted | SS | San Antonio Gunslingers | 22 | 11/10/1951 | Quincy | USA | Right | Right | 5' 11" | 170 lbs | - | | Jelinski, Pete | LF | San Antonio Gunslingers | 24 | 08/02/1950 | Dover | USA | Right | Left | 5' 10" | 180 lbs | - | | Johnson, Jim | 2B | Amarillo Rustlers | 21 | 03/10/1953 | Long Beach | USA | Right | Right | 5' 10" | 170 lbs | - | | Johnson, Marvin | SP | San Antonio Gunslingers | 23 | 05/27/1951 | Jersey City | USA | Right | Right | 6' 0" | 170 lbs | - | | Johnson, Tom | 2B | Galveston Gunners | 23 | 04/20/1951 | Jurupa Valley | USA | Right | Right | 6' 1" | 175 lbs | - | | Johnson, Tom | C | Shreveport Rivermen | 21 | 06/20/1953 | Rochester | USA | Right | Right | 6' 1" | 190 lbs | - | | Jones, Jim | 1B | San Antonio Gunslingers | 22 | 07/26/1952 | Cuyahoga Falls | USA | Right | Right | 6' 4" | 190 lbs | - | | Jones, John | 3B | Austin Violets | 29 | 05/06/1945 | Oklahoma City | USA | Right | Right | 6' 0" | 190 lbs | - | | Jordan, Frank | 1B | San Antonio Gunslingers | 28 | 06/15/1946 | Harrisburg | USA | Right | Right | 6' 0" | 200 lbs | - | | Joy, Steve | SP | El Paso Missions | 25 | 09/10/1949 | Norfolk | USA | Switch | Right | 6' 3" | 200 lbs | - | |