# 1983 NCAA Division III baseball tournament

The 1983 NCAA Division III baseball tournament was played at the end of the 1983 NCAA Division III baseball season to determine the eighth national champion of college baseball at the NCAA Division III level. The tournament concluded with six teams competing at Pioneer Park in Marietta, Ohio, for the championship. Six regional tournaments were held to determine the participants in the World Series. Regional tournaments were contested in double-elimination format, with one region consisting of six teams, four regions consisting of four teams, and one region consisting of two teams, which was played as best-of-five, for a total of 24 teams participating in the tournament. The tournament champion was Marietta, who defeated Otterbein for the championship.

## Bids

The 24 competing teams were:
| School | Nickname | Location | Conference | Tournament appearance | Last appearance | Consecutive tournament appearances | Previous best performance |
| Stanislaus State College | Warriors | Turlock, CA | Independent | 7th | 1982 | 2 | National Champion (1976, 1977) |
| Concordia College | Cobbers | Moorhead, MN | Minnesota Intercollegiate Athletic Conference | 1st | Debut | 1 | Debut |
| Eastern Connecticut State College | Warriors | Willimantic, CT | Independent | 8th | 1982 | 8 | National Champion (1982) |
| Elizabethtown College | Blue Jays | Elizabethtown, PA | Middle Atlantic States Collegiate Athletic Conference | 1st | Debut | 1 | Debut |
| Ithaca College | Bombers | Ithaca, NY | Inedependent College Athletic Conference | 8th | 1982 | 8 | National Champion (1980) |
| University of La Verne | Leopards | La Verne, CA | Southern California Intercollegiate Athletic Conference | 1st | Debut | 1 | Debut |
| Luther College | Norse | Decorah, IA | Iowa Intercollegiate Athletic Conference | 1st | Debut | 1 | Debut |
| Marietta College | Pioneers | Marietta, OH | Ohio Athletic Conference | 8th | 1982 | 8 | National Champion (1981) |
| Methodist College | Monarchs | Fayetteville, NC | Dixie Intercollegiate Athletic Conference | 4th | 1982 | 2 | Regional Runner-Up (1982) |
| Monmouth College | Fighting Scots | Monmouth, IL | Midwest Collegiate Athletic Conference | 3rd | 1981 | 1 | Regional Runner-Up (1976) |
| Montclair State College | Indians | Montclair, NJ | New Jersey State Athletic Conference | 4th | 1982 | 2 | World Series Third place (1976) |
| North Carolina Wesleyan College | Battling Bishops | Rocky Mount, NC | Dixie Intercollegiate Athletic Conference | 3rd | 1982 | 3 | World Series Fourth place (1981, 1982) |
| North Park College | Vikings | Chicago, IL | College Conference of Illinois and Wisconsin | 1st | Debut | 1 | Debut |
| Ohio Northern University | Polar Bears | Ada, OH | Ohio Athletic Conference | 5th | 1982 | 4 | Regional Runner-Up (1982) |
| Otterbein College | Cardinals | Westerville, OH | Ohio Athletic Conference | 3rd | 1982 | 3 | Regional Third place (1981) |
| Ramapo College of New Jersey | Roadrunners | Mahwah, NJ | New Jersey State Athletic Conference | 4th | 1982 | 4 | Regional Third place (1980, 1981) |
| Salem State College | Vikings | Salem, MA | Massachusetts State Collegiate Athletic Conference | 1st | Debut | 1 | Debut |
| Salisbury State College | Sea Gulls | Salisbury, MD | Independent | 5th | 1981 | 1 | Regional Runner-Up (1980) |
| Lynchburg College | Hornets | Lynchburg, VA | Old Dominion Athletic Conference | 8th | 1982 | 8 | Regional Runner-Up (1977, 1978, 1981) |
| Upsala College | Vikings | East Orange, NJ | Middle Atlantic States Collegiate Athletic Conference | 7th | 1982 | 6 | World Series Third Place (1980) |
| Washington University in St. Louis | Bears | St. Louis, MO | Independent | 2nd | 1982 | 2 | Regional Third Place (1982) |
| William Paterson University of New Jersey | Pioneers | Wayne Township, NJ | New Jersey State Athletic Conference | 4th | 1982 | 3 | World Series Sixth place (1982) |
| University of Wisconsin-Oshkosh | Titans | Oshkosh, WI | Wisconsin State University Conference | 5th | 1982 | 5 | World Series Third place (1981) |
| Worcester State College | Lancers | Worcester, MA | Massachusetts State Collegiate Athletic Conference | 1st | Debut | 1 | Debut |

## Regionals
### West Regional

Turlock, CA (Host: Stanislaus State College)
Stanislaus State (3–2), La Verne (2–3)

### Mid-Atlantic Regional

Montclair, NJ (Host: Montclair State College)
Montclair State (3–1), William Paterson (3–2), Upsala (1–2), Salem State (0–2)

### South Regional

North Carolina Wesleyan (4–1), Lynchburg (2–2), Methodist (1–2), Salisbury State (0–2)

### Northeast Regional

Ithaca, NY (Host: Ithaca College)
Eastern Connecticut State (3–0), Ithaca (2–2), Ramapo (1–2), Worcester State (0–2)

### Midwest Regional

Oshkosh, WI (Host: University of Wisconsin-Oshkosh)
Otterbein (3–1), Wisconsin-Oshkosh (3–2), Concordia (MN) (1–2), Washington-St. Louis (0–2)

### Mideast Regional

Burlington, IA
Marietta (4–0), North Park (3–2), Ohio Northern (2–2), Luther (1–2), Elizabethtown (0–2), Monmouth (IL) (0–2)

## World Series
### Participants

| School | Nickname | Location | Conference | World Series appearance | Last appearance | Consecutive World Series appearances | Previous best performance |
| Marietta College | Pioneers | Marietta, OH | Ohio Athletic Conference | 6th | 1982 | 4 | National Champion (1981) |
| Otterbein College | Cardinals | Westerville, OH | Ohio Athletic Conference | 1st | Debut | 1 | Debut |
| North Carolina Wesleyan College | Battling Bishops | Rocky Mount, NC | Dixie Intercollegiate Athletic Conference | 3rd | 1982 | 3 | Fourth place (1981, 1982) |
| Eastern Connecticut State College | Warriors | Willimantic, CT | Independent | 2nd | 1982 | 2 | National Champion (1982) |
| Stanislaus State College | Warriors | Turlock, CA | Independent | 6th | 1982 | 2 | National Champion (1976, 1977) |
| Montclair State College | Indians | Montclair, NJ | New Jersey State Athletic Conference | 2nd | 1976 | 1 | Third place (1976) |

### Bracket

Pioneer Park-Marietta, OH (Host: Marietta College)
| First round | First round | First round | Second round/elimination round 1 | Second round/elimination round 1 | Second round/elimination round 1 | Third round/elimination round 2 | Third round/elimination round 2 | Third round/elimination round 2 | Elimination final | Elimination final | Elimination final | Final | Final | Final |
| | | | Stanislaus State | Stanislaus State | 12 | | | | | | | |
| | | | Marietta | Marietta | 13 | | | | | | | |
| 1 | Stanislaus State | 6 | Marietta | Marietta | 13 | Marietta | Marietta | 12 | | | | | | |
| 6 | Montclair State | 5 | | | | Eastern Conn. St. | Eastern Conn. St. | 6 | Marietta | Marietta | 6 | |
| 6 | Montclair State | 5 | Montclair State | Montclair State | 5 | Eastern Conn. St. | Eastern Conn. St. | 6 | Marietta | Marietta | 6 | |
| | | | Montclair State | Montclair State | 5 | | | | NC Wesleyan | NC Wesleyan | 4 | |
| | | | Eastern Conn. St. | Eastern Conn. St. | 6 | | | | NC Wesleyan | NC Wesleyan | 4 | | | |
| 2 | NC Wesleyan | 5 | Eastern Conn. St. | Eastern Conn. St. | 6 | | | | | | | | | |
| 2 | NC Wesleyan | 5 | | | | | | | | | | Marietta | Marietta | 36 |
| 5 | Eastern Conn. St. | 4 | | | | | | | | | | Marietta | Marietta | 36 |
| 5 | Eastern Conn. St. | 4 | NC Wesleyan | NC Wesleyan | 17 | | | | | | | Otterbein | Otterbein | 8 |
| | | | Otterbein | Otterbein | 4 | | | | | | | | | |
| 3 | Otterbein | 5 | Otterbein | Otterbein | 4 | NC Wesleyan | NC Wesleyan | 9 | | | | | | |
| 4 | Marietta | 4 | | | | Otterbein | Otterbein | 10 | | | | | | |
| 4 | Marietta | 4 | Stanislaus State | Stanislaus State | 8 | Otterbein | Otterbein | 10 | | | | | | |
| | | | Otterbein | Otterbein | 9 | | | | | | | | | |