| 12/31/2018 | ||||||
 |
|
| Z |
| Name | Pos | Team | Age | DOB | POB | Nationality | Bats | Throws | Height | Weight | Salary |
| Zambrano, Jorge | 1B | San Francisco Bandits | 30 | 11/24/1988 | Tegucigalpa | HON | Right | Right | 6' 0" | 211 lbs | $5,800,000 |
| Zamora, José | SP | San Francisco Bandits | 22 | 02/13/1996 | Aguascalientes | MEX | Left | Left | 6' 5" | 230 lbs | $400,000 |
| Zaragoza, Pedro | LF | Boston Rebels | 23 | 12/31/1995 | Santo Domingo | DOM | Left | Left | 5' 11" | 205 lbs | $400,000 |
| Zasko, Asher | CL | New York Knights | 23 | 05/31/1995 | Regina | CAN | Right | Right | 6' 0" | 215 lbs | $750,000 |
| Zhang, Xinpeng | LF | St. Louis Browns | 28 | 06/11/1990 | Kaohsiung | TPE | Left | Left | 6' 0" | 177 lbs | $2,500,000 |
| Zhào, Khoi | SS | Jacksonville Jackhammers | 31 | 07/22/1987 | Longyan | CHN | Right | Right | 6' 2" | 214 lbs | $1,600,000 |
| Zheng, Xiao-mei | C | Free Agent | 33 | 03/03/1985 | Urumqi | CHN | Right | Right | 6' 1" | 187 lbs | - |
| Zhi, Jing-sheng | SS | Cleveland Monsters | 34 | 12/08/1984 | Kanata | CAN | Left | Right | 6' 3" | 202 lbs | $900,000 |
| Zhu, Run-ming | C | New York Knights | 23 | 04/10/1995 | Hsichih | TPE | Right | Right | 5' 11" | 185 lbs | $1,365,000 |
| Zong, Yin-zhen | MR | Jersey Shore D-Bags | 27 | 01/05/1991 | Miaoli | TPE | Right | Right | 5' 8" | 185 lbs | $400,000 |
| Zúñiga, António | CF | Cleveland Monsters | 21 | 08/15/1997 | Humacao | PUR | Right | Right | 6' 0" | 180 lbs | $400,000 |
| Zúñiga, Luis | 2B | Irvine Gang Green | 24 | 11/15/1994 | Savannah | USA | Left | Right | 6' 2" | 180 lbs | $400,000 |
