Baseball Computer Player Names That Cannot Change - as of February 26, 2020 (using most recent updated rosters). List does not contain 99 PHC players.
H/P	In Computer Game	Actual	Year / Team
H	D'Arnaud, Chase	d'Arnaud, Chase	2011-2012 PIN, 2015 PHN, 2016 ATN, 2017 BOA, 2017 SDN, 2018 SFN
H	D'Arnaud, Travis	d'Arnaud, Travis	2013-2018 NYN, 2019 TBA
H	Davanon, Jeff	DaVanon, Jeff	2006-2007 ARN, 2007 OAA
H	Davanon, Jerry	DaVanon, Jerry	1969-1970 SLN, 1971 BAA
H	De Caster, Yurendell	de Caster, Yurendell	2006 PIN
H	De Jesus, Ivan	de Jesus, Ivan	1974-1976 LAN, 1977-1981 CHN, 1982-1984 PHN, 1985 SLN, 1986 NYA, 1987 SFN, 1988 DEA
P	De Jesus, Jose	de Jesus, Jose	1988-1989 KCA, 1990-1991 PHN, 1994 KCA
P	De La Cruz, Tommy	de la Cruz, Tommy	1944 CIN
H	De La Hoz, Mike	de la Hoz, Mike	1960-1963 CLA, 1964-1965 MLN, 1966-1967 ATN, 1969 CIN
P	De La Maza, Roland	de la Maza, Roland	1997 KCA
P	De La Rosa, Francisco	de la Rosa, Francisco	1991 BAA
H	De La Rosa, Jesus	de la Rosa, Jesus	1975 HON
H	De La Rosa, Tomas	de la Rosa, Tomas	2000-2001 MON, 2006 SFN
H	De Los Santos, Luis	de los Santos, Luis	1988-1989 KCA, 1991 DEA, 1992 TBA, 2002 TBA
P	De Los Santos, Ramon	de los Santos, Ramon	1974 HON
P	De Los Santos, Valerio	de los Santos, Valerio	1998-2002 MLN, 2003 PHN, 2004 TOA, 2005 FLN
H	Dearmond, Charlie	DeArmond, Charlie	1903 CIN.
P	Debarr, Dennis	DeBarr, Dennis	1977 TOA
H	Deberry, Hank	DeBerry, Hank	1916-1917 CLA, 1922-1930 BRN
P	Deberry, Joe	DeBerry, Joe	1920-1921 SLA
H	Debus, Adam	DeBus, Adam	1917 PIN
P	Debusschere, Dave	DeBusschere, Dave	1962-1963 CHA
H	Decaster, Yurendell	de Caster, Yurendell	2006 PIN.
H	Decinces, Doug	DeCinces, Doug	1973-1981 BAA, 1982-1987 CAA, 1987 SLN
H	Defate, Tony	DeFate, Tony	1917 SLN
H	Defreites, Arturo	DeFreites, Arturo	1978-1979 CIN
P	Degerick, Mike	DeGerick, Mike	1961-1962 CHA
H	Degroff, Rube	DeGroff, Rube	1905-1906 SLN.
P	Degrom, Jacob	deGrom, Jacob	2014-2019 NYN
H	Dehaan, Kory	DeHaan, Kory	2000 SDN, 2002 SDN
P	Dehart, Rick	DeHart, Rick	1997-1999 MON
P	Dejean, Mike	DeJean, Mike	1997-2000 CON, 2001-2002 MLN, 2003 SLN, 2004 BAA, 2004 NYA, 2005-2006 CON
H	Dejesus, David	DeJesus, David	2003-2010 KCA, 2011 OAA, 2012 CHN, 2013 WAN, 2013-2014 TBA, 2015 LAA
H	Dejohn, Mark	DeJohn, Mark	1982 DEA
H	Dejong, Paul	DeJong, Paul	2017-2019 SLN
H	Dekoning, Bill	DeKoning, Bill	1945 NYN
P	Del Toro, Miguel	del Toro, Miguel	1999-2000 SFN. Baseball Reference says Del Toro while other publications say del Toro.
H	Delancey, Bill	DeLancey, Bill	1932 SLN, 1934-1935, 1940 SLN.
P	Deleon, Jose	DeLeon, Jose	1983-1986 PIN, 1987 CHA, 1988-1991 SLN, 1992-1993 PHN, 1993-1995 CHA, 1995 MON
P	Deleon, Luis	DeLeon, Luis	1981 SLN, 1982-1985 SDN, 1987 BAA, 1989 SEA
P	Delucia, Rich	DeLucia, Rich	1990-1993 SEA, 1994 CIN, 1995 SLN, 1996-1997 SFN, 1997-1998 ANA, 1999 CLA
H	Demaestri, Joe	DeMaestri, Joe	1951 CLA, 1952 SLA, 1953-1954 PHA, 1955-1959 KCA, 1960-1961 NYA
H	Demars, Billy	DeMars, Billy	1948 PHA, 1950-1951 SLA
H	Demerit, John	DeMerit, John	1957-1959, 1961 MLN, 1962 NYN
P	Demiller, Harry	DeMiller, Harry	1892 CHN
H	Demontreville, Gene	DeMontreville, Gene	1894 PIN, 1895-1897 WAN, 1898-1899 BAN, 1900 BRN, 1901-1902 BON, 1903 WAA, 1904 SLA
H	Demontreville, Lee	DeMontreville, Lee	1903 SLN.
H/P	Demott, Ben	DeMott, Ben	1910-1911 CLA
H	Den Dekker, Matt	den Dekker, Matt	2013-2014 NYN, 2015-2016 WAN, 2017 DEA, 2018 NYN
H	Depangher, Mike	DePangher, Mike	1884 PHN
H	Depastino, Joe	DePastino, Joe	2003 NYN
P	Depaula, Jorge	DePaula, Jorge	2003 NYA
P	Depaula, Julio	DePaula, Julio	2007 MNA
H	Dephillips, Tony	DePhillips, Tony	1943 CIN
H	Derosa, Mark	DeRosa, Mark	1998-2004 ATN, 2005 TEA, 2007-2008 CHN, 2009 CLA, 2009 SLN, 2010-2011 SFN, 2012 WAN, 2013 TOA
H	Desa, Joe	DeSa, Joe	1980 SLN, 1985 CHA
P	Desalvo, Matt	DeSalvo, Matt	2007 NYA
P	Desclafani, Anthony	DeSclafani, Anthony	2014 MMN, 2015-2019 CIN
H	Deshields, Delino	DeShields, Delino	1990-1993 MON, 1994-1996 LAN, 1997-1998 SLN, 1999-2001 BAA, 2001-2002 CHN, 2015-2019 TEA
P	Deshong, Jimmie	DeShong, Jimmie	1932 PHA, 1934-1935 NYA, 1936-1939 WAA
P	Desilva, John	DeSilva, John	1993 DEA/LAN, 1995 BAA
H	Deviveriros, Bernie	DeViveriros, Bernie	1924 CHA, 1927 NYN
H	Devogt, Rex	DeVogt, Rex	1913 BON
H	Devore, Doug	DeVore, Doug	2004 ARN
H	Devormer, Al	DeVormer, Al	1918 CHA, 1921-1922 NYA, 1923 BOA, 1927 NYN
H	Dewillis, Jeff	DeWillis, Jeff	1987 TOA
H	Dewitt, Blake	DeWitt, Blake	2008-2009 LAN, 2010-2012 CHN, 2013 ATN
P	Dewitt, Matt	DeWitt, Matt	2000-2001 TOA
P	Difelice, Mark	DiFelice, Mark	2008-2009 MLN, 2011 MLN
P	Dilauro, Jack	DiLauro, Jack	1969 NYN, 1970 HON
H	Dimaggio, Dom	DiMaggio, Dom	1940-1942, 1947-1953 BOA
H	Dimaggio, Joe	DiMaggio, Joe	1936-1942, 1946-1951 NYA
H	Dimaggio, Vince	DiMaggio, Vince	1937-1938 BON, 1939 CIN, 1940-1944 PIN, 1945 PHN, 1946 NYN
P	Dinardo, Lenny	DiNardo, Lenny	2004-2006 BOA, 2007-2008 OAA, 2009 KCA
H	Dipietro, Bob	DiPietro, Bob	1951 BOA
P	Dipino, Frank	DiPino, Frank	1981 MLA, 1982-1985 HON, 1986-1988 CHN, 1989-1990, 1992 SLN, 1993 KCA
H	Disarcina, Gary	DiSarcina, Gary	1989-1998 CAA, 1999-2000 ANA
P	Dubose, Eric	DuBose, Eric	2002-2006 BAA
H	Ka’Aihue, Kila	Ka’aihue, Kila	2008 KCA, 2010-2011 KCA, 2012 OAA
H	Lachance, Candy	LaChance, Candy	1892-1898 BRN, 1899 BAN, 1900-1901 CLA, 1902-1905 BOA.
H	Lacock, Pete	LaCock, Pete	1972-1976 CHN, 1977-1980 KCA
P	Lacorte, Frank	LaCorte, Frank	1975-1978 ATN, 1979-1983 HON, 1984 CAA
P	Lacoss, Mike	LaCoss, Mike	1978-1981 CIN, 1982-1984 HON, 1985 KCA, 1986-1991 SFN
H	Laforest, Pete	LaForest, Pete	2003 TBA, 2005 TBA, 2007 PHN
H	Laforest, Ty	LaForest, Ty	1945 BOA
H	Lafrancois, Roger	LaFrancois, Roger	1982 BOA
P	Lafromboise, Bobby	LaFromboise, Bobby	2013 SEA, 2014-2015 PIN
P	Lagrow, Lerrin	LaGrow, Lerrin	1970 DEA, 1972-1975 DEA, 1976 SLN, 1977-1979 CHA, 1979 LAN, 1980 PHN
H	Lahair, Bryan	LaHair, Bryan	2008 SEA, 2011-2012 CHN
P	Lamacchia, Al	LaMacchia, Al	1943, 1945-1946 SLA
H/P	Lamanna, Hank	LaManna, Hank	1940-1942 BON
H	Lamarre, Ryan	LaMarre, Ryan	2015 CIN, 2016 BOA, 2017 OAA, 2018 CHA
P	Lamaster, Wayne	LaMaster, Wayne	1937 PHN, 1938 BRN
H	Lamotte, Bobby	LaMotte, Bobby	1920-1922 WAA, 1925-1926 SLA
P	Lapalme, Paul	LaPalme, Paul	1951-1954 PIN, 1955 SLN, 1956 CHA/CIN, 1957 CHA
P	Lapoint, Dave	LaPoint, Dave	1980 MLA, 1981-1984 SLN, 1985 SFN, 1986 SDN/DEA, 1987 CHA/SLN, 1988 CHA/PIN, 1989-1990 NYA, 1991 PHN
H	Lapointe, Ralph	LaPointe, Ralph	1947 PHN, 1948 SLN
H	Laporta, Matt	LaPorta, Matt	2009-2012 CLA
H	Laporte, Frank	LaPorte, Frank	1905-1910 NYA, 1911 SLA, 1912-1913 WAA, 1914 INF, 1915 NEF
H	Larocca, Greg	LaRocca, Greg	2000 SDN, 2002-2003 CLA
H	Laroche, Adam	LaRoche, Adam	2004-2007 ATN, 2007-2008 PIN, 2009 ATN, 2009 BOA, 2010 ARN, 2011-2014 WAN, 2015 CHA
H	Laroche, Andy	LaRoche, Andy	2007 LAN, 2008-2010 PIN, 2011 OAA, 2013 TOA
P	Laroche, Dave	LaRoche, Dave	1970-1971 CAA, 1972 MNA, 1973-1974 CHN, 1975-1976 CLA, 1977-1980 CAA, 1981-1983 NYA
H	Larocque, Sam	LaRocque, Sam	1888 DEN, 1890 PIN, 1891 PIN/LON
P	Larose, John	LaRose, John	1978 BOA
H	Larose, Vic	LaRose, Vic	1968 CHN
H	Laross, Harry	LaRoss, Harry	1914 CIN
H	Larue, Jason	LaRue, Jason	1999-2006 CIN, 2007 KCA, 2008-2010 SLN
H	Larussa, Tony	LaRussa, Tony	1963 KCA, 1968-1971 OAA, 1971 ATN
H	Lavalliere, Mike	LaValliere, Mike	1984 PHN, 1985-1986 SLN, 1987-1993 PIN, 1993-1995 CHA
H	Lavigne, Art	LaVigne, Art	1914 BUF
P	Leblanc, Wade	LeBlanc, Wade	2008-2011 SDN, 2012-2013 MMN, 2013 HOA, 2016 SEA, 2016-2017 PIN, 2018-2019 SEA
H	Lebourveau, Bevo	LeBourveau, Bevo	1919-1922 PHN, 1929 PHA
P	Leclair, George	LeClair, George	1914 PIF, 1915 BAF.
H	Lecroy, Matt	LeCroy, Matt	2000-2005 MNA, 2006 WAN, 2007 MNA
P	Lecure, Sam	LeCure, Sam	2010-2015 CIN
H/P	Lefebvre, Bill	LeFebvre, Bill	1938-1939 BOA, 1943-1944 WAA
H	Leflore, Ron	LeFlore, Ron	1974-1979 DEA, 1980 MON, 1981 CHA
H	Lejohn, Don	LeJohn, Don	1965 LAN
H	Lemahieu, D.J.	LeMahieu, DJ	2011 CHN, 2012-2018 CON, 2019 NYA
H	Lemaster, Johnnie	LeMaster, Johnnie	1975-1984 SFN, 1985 CLA/PIN, 1987 OAA
P	Lemay, Dick	LeMay, Dick	1961-1962 SFN, 1963 CHN
H	Lepine, Pete	LePine, Pete	1902 DEA.
P	Leroy, Louis	LeRoy, Louis	1905 -1906 NYA, 1910 BOA.
P	Lipetri, Angelo	LiPetri, Angelo	1956 PHN, 1958 PHN
P	Macarthur, Mac	MacArthur, Mac	1884 INM
P	Maccormack, Frank	MacCormack, Frank	1976 DEA, 1977 SEA
P	Macdonald, Bob	MacDonald, Bob	1990-1992 TOA, 1993 DEA, 1995 NYA, 1996 NYN
H	Macdonald, Harvey	MacDonald, Harvey	1928 PHN
P	Macdougal, Mike	MacDougal, Mike	2001-2005 KCA, 2006-2009 CHA, 2009 WAN, 2010 SLN, 2011-2012 LAN
P	Macfayden, Danny	MacFayden, Danny	1926-1931 BOA, 1932-1934 NYA, 1935-1939 BON, 1940 PIN, 1941 WAA, 1943 BON
H	Macgamwell, Ed	MacGamwell, Ed	1905 BRN
H	Mackenzie, Eric	MacKenzie, Eric	1955 KCA
H	Mackenzie, Gordon	MacKenzie, Gordon	1961 KCA
P	Mackenzie, Ken	MacKenzie, Ken	1960-1961 MLN, 1962 NYN, 1963 SLN, 1964 SFN, 1965 HON
P	Maclane, Evan	MacLane, Evan	2010 SLN
P	Macleod, Billy	MacLeod, Billy	1962 BOA
H	Macphee, Waddy	MacPhee, Waddy	1922 NYN
P	Macpherson, Harry	MacPherson, Harry	1944 BON
P	Macrae, Scott	MacRae, Scott	2001 CIN
H	McDonald, Jim	MacDonald, Malcolm	1902 NYN.
P	Ponce De Leon, Daniel	Ponce de Leon, Daniel	2019 SLN
P	Van Den Hurk, Rick	van den Hurk, Rick	2007 FLN, 2012 PIN
P	Vanden Hurk, Rick	van den Hurk, Rick	2011 BAA
P	Vandenhurk, Rick	van den Hurk, Rick	2008-2009 FLN, 2010 BAA
P	Vanlandingham, William	VanLandingham, William	1994-1997 SFN
H	Vanmeter, Josh	VanMeter, Josh	2019 CIN
P	Vanryn, Ben	VanRyn, Ben	1996 CAA, 1998 SDN, 1998 TOA
P	Verhagen, Drew	VerHagen, Drew	2014-2019 DEA