| Player | Pos | Seasons | Born | Birthplace | |
| Jay Dahl | P | 1963 | Dec 6, 1945 | San Bernardino | CA |
| Casey Daigle | P | 2010 | Apr 4, 1981 | Lake Charles | LA |
| Danny Darwin | P | 1986-90, 1996 | Oct 25, 1955 | Bonham | TX |
| Jack Daugherty | 1B/OF | 1993 | Jul 3, 1960 | Hialeah | FL |
| Jerry DaVanon | SS/2B | 1975-76 | Aug 21, 1945 | Oceanside | CA |
| Mark Davidson | OF | 1989-91 | Feb 15, 1961 | Knoxville | TN |
| Brock Davis | OF | 1963-64, 1966 | Oct 19, 1943 | Oakland | CA |
| Glenn Davis | 1B | 1984-90 | Mar 28, 1961 | Jacksonville | FL |
| J.D. Davis | 3B/1B | 2017-18 | Apr 27, 1993 | Elk Grove | CA |
| Ron Davis | OF | 1962, 1966-68 | Oct 21, 1941 | Roanoke Rapids | NC |
| Tommy Davis | OF | 1969-70 | Mar 21, 1939 | Brooklyn | NY |
| Bill Dawley | P | 1983-85 | Feb 6, 1958 | Norwich | CT |
| Ronnie Dawson | DH | 2021 | May 19, 1995 | Grove City | OH |
| Alex De Goti | 2B | 2021 | Aug 19, 1994 | Miami | FL |
| Chase De Jong | P | 2020 | Dec 29, 1993 | Long Beach | CA |
| Jesús de la Rosa | PH | 1975 | Aug 5, 1953 | Santo Domingo | DR |
| Jorge De Leon | P | 2013-14 | Aug 15, 1987 | La Vega | DR |
| Ramón de los Santos | P | 1974 | Jan 19, 1949 | Santo Domingo | DR |
| Sam Deduno | P | 2014-15 | Jul 2, 1983 | La Romana | DR |
| Dean Deetz | P | 2018 | Nov 29, 1993 | Nixa | MO |
| Enerio Del Rosario | P | 2010-12 | Oct 16, 1985 | Santa Lucia | DR |
| Jim Deshaies | P | 1985-91 | Jun 23, 1960 | Massena | NY |
| Chris Devenski | P | 2016-20 | Nov 13, 1990 | Cerritos | CA |
| Aledmys Díaz | 3B/2B/1B | 2019-21 | Aug 1, 1990 | Santa Clara | CU |
| Alex Diaz | OF | 1999 | Oct 5, 1968 | Brooklyn | NY |
| Dayan Díaz | P | 2017 | Feb 10, 1989 | Cartagena | CL |
| Yainer Díaz | C | 2022-23 | Sep 21, 1998 | Azua | DR |
| Jim Dickson | P | 1963 | Apr 20, 1938 | Portland | OR |
| Larry Dierker | P | 1964-76 | Sep 22, 1946 | Hollywood | CA |
| Jack DiLauro | P | 1970 | Mar 3, 1943 | Akron | OH |
| Frank DiPino | P | 1982-86 | Oct 22, 1956 | Syracuse | NY |
| Benny Distefano | OF/1B | 1992 | Jan 23, 1962 | Brooklyn | NY |
| Tom Dixon | P | 1977-79 | Apr 23, 1955 | Orlando | FL |
| Matt Dominguez | 3B | 2012-14 | Aug 28, 1989 | Los Angeles | CA |
| Chris Donnels | 3B/1B | 1993-95 | Apr 21, 1966 | Los Angeles | CA |
| Bill Doran | 2B | 1982-90 | May 28, 1958 | Cincinnati | OH |
| Octavio Dotel | P | 2000-04 | Nov 25, 1973 | Santo Domingo | DR |
| Jim Dougherty | P | 1995-96 | Mar 8, 1968 | Brentwood | NY |
| Darin Downs | P | 2014 | Dec 26, 1984 | Southfield | MI |
| Matt Downs | 3B/2B/1B/OF | 2010-12 | Mar 19, 1984 | Tuscaloosa | AL |
| Doug Drabek | P | 1993-96 | Jul 25, 1962 | Victoria | TX |
| Cameron Drew | OF | 1988 | Feb 12, 1964 | Boston | MA |
| Dan Driessen | 1B | 1986 | Jul 29, 1951 | Hilton Head Island | SC |
| Travis Driskill | P | 2005, 2007 | Aug 1, 1971 | Omaha | NE |
| Dick Drott | P | 1962-63 | Jul 1, 1936 | Cincinnati | OH |
| Keith Drumright | 2B | 1978 | Oct 21, 1954 | Springfield | MO |
| Brandon Duckworth | P | 2004-05 | Jan 23, 1976 | Salt Lake City | UT |
| Matt Duffy | 3B/1B | 2015-16 | Feb 6, 1989 | Boston | MA |
| Tom Dukes | P | 1967-68 | Aug 31, 1942 | Knoxville | TN |
| Luis Durango | OF | 2011 | Apr 23, 1986 | Panama | PN |