The 1984 roster for the Yankees included Phil Niekro at pitcher, Butch Wynegar at catcher, Don Mattingly at first baseman, Willie Randolph at second baseman and Toby Harrah at third baseman.
| NO. | NAME | POS | HEIGHT | WEIGHT | DOB | AGE | BIRTHPLACE | ||
|---|---|---|---|---|---|---|---|---|---|
| 1 |  | M. Armstrong | P | 6'3" | 206 | 3/7/1954 | 30 | Glen Cove, NY | |
| 2 | | D. Baylor | DH | 6'1" | 195 | 6/28/1949 | 35 | Austin, TX | |
| 3 | | S. Bradley | OF | 5'11" | 185 | 3/22/1960 | 24 | Glen Ridge, NJ | |
| 4 | | C. Brown | P | 6'5" | 200 | 1/15/1960 | 24 | Fort Lauderdale, FL | |
| 5 | | M. Bystrom | P | 6'5" | 200 | 7/26/1958 | 25 | Coral Gables, FL | |
| 6 | | R. Cerone | C | 5'11" | 192 | 5/19/1954 | 30 | Newark, NJ | |
| 7 | | C. Christiansen | P | 6'5" | 205 | 6/28/1958 | 26 | Wichita, KS | |
| 8 | | J. Cowley | P | 6'5" | 210 | 8/15/1958 | 25 | Lexington, KY | |
| 9 | | B. Dayett | OF | 5'10" | 180 | 1/22/1957 | 27 | New London, CT | |
| 10 | | J. Deshaies | P | 6'4" | 220 | 6/23/1960 | 24 | Massena, NY | |
| 11 | | T. Foli | SS | 6'0" | 179 | 12/6/1950 | 33 | Culver City, CA | |
| 12 | | R. Fontenot | P | 6'0" | 175 | 8/8/1957 | 26 | Lake Charles, LA | |
| 13 | | O. Gamble | DH | 5'11" | 165 | 12/20/1949 | 34 | Ramer, AL | |
| 14 | | K. Griffey | OF | 6'0" | 200 | 4/10/1950 | 34 | Donora, PA | |
| 15 | | R. Guidry | P | 5'11" | 162 | 8/28/1950 | 33 | Lafayette, LA | |
| 16 | | T. Harrah | 3B | 6'0" | 180 | 10/26/1948 | 35 | Sissonville, WV | |
| 17 | | J. Howell | P | 6'3" | 205 | 11/26/1955 | 28 | Miami, FL | |
| 18 | | R. Hudler | 2B | 6'0" | 180 | 9/2/1960 | 23 | Tempe, AZ | |
| 19 | | S. Javier | OF | 6'0" | 185 | 1/9/1964 | 20 | San Francisco de Macoris, Dominican Republic | |
| 20 | | S. Kemp | OF | 6'0" | 195 | 8/7/1954 | 29 | San Angelo, TX | |
| 21 | | V. Mata | OF | 6'1" | 165 | 6/17/1961 | 23 | Santiago, Dominican Republic | |
| 22 | | D. Mattingly | 1B | 6'0" | 175 | 4/20/1961 | 23 | Evansville, IN | |
| 23 | | B. Meacham | SS | 6'1" | 180 | 8/25/1960 | 23 | Los Angeles, CA | |
| 24 | | J. Montefusco | P | 6'1" | 180 | 5/25/1950 | 34 | Long Branch, NJ | |
| 25 | | O. Moreno | OF | 6'2" | 180 | 10/24/1952 | 31 | Puerto Armuelles, Panama | |
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