The 1999 roster for the Mariners included Jamie Moyer at pitcher, Dan Wilson at catcher, David Segui at first baseman, David Bell at second baseman and Russ Davis at third baseman.

	NAME	POS	HEIGHT	WEIGHT	DOB	AGE	BIRTHPLACE
1	Paul Abbott P. Abbott	P	6'2"	205	9/15/1967	31	Van Nuys, CA
2	David Bell D. Bell	2B	5'11"	185	9/14/1972	26	Cincinnati, OH
3	Mike Blowers M. Blowers	1B	6'2"	210	4/24/1965	34	Wurzburg, Germany
4	Rafael Bournigal R. Bournigal	SS	5'11"	165	5/12/1966	33	Azua, Dominican Republic
5	Jay Buhner J. Buhner	OF	6'3"	220	8/13/1964	34	Louisville, KY
6	Melvin Bunch M. Bunch	P	6'1"	165	11/4/1971	27	Texarkana, TX
7	Rafael Carmona R. Carmona	P	6'2"	185	10/2/1972	26	Rio Piedras, Puerto Rico
8	Domingo Cedeno D. Cedeno	SS	6'0"	170	11/4/1968	30	La Romana, Dominican Republic
9	Ken Cloude K. Cloude	P	6'1"	200	1/9/1975	24	Baltimore, MD
10	Tom Davey T. Davey	P	6'7"	230	9/11/1973	25	Garden City, MI
11	Russ Davis R. Davis	3B	6'0"	200	9/13/1969	29	Birmingham, AL
12	Jeff Fassero J. Fassero	P	6'1"	215	1/5/1963	36	Springfield, IL
13	Ryan Franklin R. Franklin	P	6'3"	190	3/5/1973	26	Fort Smith, AR
14	Freddy Garcia F. Garcia	P	6'4"	250	10/6/1976	22	Caracas, Venezuela
15	Charles Gipson C. Gipson	OF	6'0"	190	12/16/1972	26	Orange, CA
16	Ken Griffey Jr. K. Griffey Jr.	OF	6'2"	230	11/21/1969	29	Donora, PA
17	Giomar Guevara G. Guevara	SS	5'8"	150	10/23/1972	26	Miranda, Venezuela
18	Carlos Guillen C. Guillen	SS	6'1"	215	9/30/1975	23	Maracay, Venezuela
19	John Halama J. Halama	P	6'5"	215	2/22/1972	27	Brooklyn, NY
20	Butch Henry B. Henry	P	6'1"	205	10/7/1968	30	El Paso, TX
21	Brett Hinchliffe B. Hinchliffe	P	6'5"	190	7/21/1974	24	Detroit, MI
22	Brian L. Hunter B. L. Hunter	OF	6'3"	180	3/25/1971	28	Portland, OR
23	Butch Huskey B. Huskey	OF	6'3"	244	11/10/1971	27	Anadarko, OK
24	Raul Ibanez R. Ibanez	OF	6'2"	225	6/2/1972	27	New York, NY
25	Ryan Jackson R. Jackson	1B	6'2"	200	11/15/1971	27	Orlando, FL