Players: last names starting with Y
32 players, with the number of cards for each.
- Scott Yager 2
- Miguel Yajure 1
- Jordan Yamamoto 1
- Yoshinobu Yamamoto 593
- Ricardo Yan 5
- Eric Yang 3
- Ryan Yarbrough 7
- Carl Yastrzemski 99
- Mike Yastrzemski 119
- Carl Yastzresmki 1
- Kirby Yates 12
- Colin Yeaman 4
- Christian Yelich 631
- Juan Yepez 28
- Trey Yesavage 142
- Craig Yoho 6
- Nick Yorke 54
- Masataka Yoshida 310
- Ed Yost 1
- Jordan Yost 5
- Andy Young 1
- Brandon Young 6
- Chris Young 1
- Cole Young 122
- Cy Young 29
- Jacob Young 29
- Jared Young 5
- Michael Young 20
- Quentin Young 10
- Sean Youngerman 3
- Robin Yount 209
- Natanael Yuten 1