| Last Name | First Name | Pos | Org | Class | |
|---|---|---|---|---|---|
| Yepez | Mario | RF | Win | View | |
| Yepez | Daniel | 1B | IntR | View | |
| Yepez | Jose | C | ATL | AAA | View |
| Yermal | Joseph | P | BAL | R | View |
| Yinger | Chad | P | R+ | View | |
| Ynoa | Gabriel | P | NYN | A- | View |
| Ynoa | Michael | P | OAK | A- | View |
| Ynoa | Rafael | 2B | LAN | Win | View |
| Ynojoso | Jonatan | RF | MIN | IntR | View |
| Yoder | Luke | LF | R | View | |
| Yokogawa | Fuminori | OF | RAK | Int | View |
| York | Anthony | P | CHN | R | View |
| Yoshida | Shintaro | OF | ORX | Int | View |
| Yoshikawa | Teruaki | P | FKU | Int | View |
| Yoshikawa | Mitsuo | P | NIP | Int | View |
| Yoshimi | Kazuki | P | CHU | Int | View |
| Yoshimura | Yuki | OF | YOK | Int | View |
| Yost | Sean | P | Coll-A | View | |
| Youkilis | Kevin | 3B | NYA | MLB | View |
| Youman | Shane | P | IND | View | |
| Young | Michael | DH | PHI | MLB | View |
| Young | Corey | P | AA | View | |
| Young | Eric | LF | COL | MLB | View |
| Young | Cody | RF | A- | View | |
| Young | Chris | P | MLB | View | |
| Young | Kirby | SS | A | View | |
| Young | Delmon | LF | PHI | MLB | View |
| Young | Matt | CF | ANA | MLB | View |
| Young | Delwyn | RF | AAA | View | |
| Young | Chris | CF | OAK | MLB | View |
| Younger | Adam | SS | AA | View | |
| Younginer | Madison | P | BOS | A | View |
| Younis | Jacob | 3B | Win | View | |
| Yount | Dustin | LF | AA | View | |
| Yount | Austin | 3B | A+ | View | |
| Yourkin | Matt | P | AAA | View | |
| Zabala | Henry | RF | A- | View | |
| Zablan | Keli'i | P | A+ | View | |
| Zachary | Matt | P | IND | View | |
| Zagone | Richard | P | BAL | AAA | View |
| Zagurski | Mike | P | PIT | MLB | View |
| Zaleski | Matt | P | AAA | View | |
| Zamarripa | James | CF | SEA | R | View |
| Zambrano | Alfredo | SS | IntR | View | |
| Zambrano | Eliezer | C | SFN | AA | View |
| Zambrano | Carlos | P | MLB | View | |
| Zaneski | Zach | C | TEX | A+ | View |
| Zapata | Nelfi | C | NYN | A- | View |
| Zapata | Oliver | CF | KCA | A- | View |
| Zapata | Pedro | LF | NYN | Win | View |