Manuel Martínez DeJesús (born October 3, 1970 in San Pedro de Macorís

San Pedro de Macorís

San Pedro de Macorís is a municipality and the capital of the San Pedro de Macorís province in the Dominican Republic.-Demographics:...

, Dominican Republic

Dominican Republic

The Dominican Republic is a nation on the island of La Hispaniola, part of the Greater Antilles archipelago in the Caribbean region. The western third of the island is occupied by the nation of Haiti, making Hispaniola one of two Caribbean islands that are shared by two countries...

) is a retired professional baseball

Professional baseball

Baseball is a team sport which is played by several professional leagues throughout the world. In these leagues, and associated farm teams, players are selected for their talents and are paid to play for a specific team or club system....

 outfielder

Outfielder

Outfielder is a generic term applied to each of the people playing in the three defensive positions in baseball farthest from the batter. These defenders are the left fielder, the center fielder, and the right fielder...

. He played during four seasons in Major League Baseball

Major League Baseball

Major League Baseball is the highest level of professional baseball in the United States and Canada, consisting of teams that play in the National League and the American League...

 for the Seattle Mariners

Seattle Mariners

The Seattle Mariners are a professional baseball team based in Seattle, Washington. Enfranchised in , the Mariners are a member of the Western Division of Major League Baseball's American League. Safeco Field has been the Mariners' home ballpark since July...

, Philadelphia Phillies

Philadelphia Phillies

The Philadelphia Phillies are a Major League Baseball team. They are the oldest continuous, one-name, one-city franchise in all of professional American sports, dating to 1883. The Phillies are a member of the Eastern Division of Major League Baseball's National League...

, Pittsburgh Pirates

Pittsburgh Pirates

The Pittsburgh Pirates are a Major League Baseball club based in Pittsburgh, Pennsylvania. They play in the Central Division of the National League, and are five-time World Series Champions...

, and Montreal Expos

Montreal Expos

The Montreal Expos were a Major League Baseball team located in Montreal, Quebec from 1969 through 2004, holding the first MLB franchise awarded outside the United States. After the 2004 season, MLB moved the Expos to Washington, D.C. and renamed them the Nationals.Named after the Expo 67 World's...

. He also played three seasons in the Korea Baseball Organization

Korea Baseball Organization

The Korea Baseball Organization is the governing body for the professional leagues of baseball in South Korea. KBO should not be confused with the Korea Professional Baseball League. KBO was founded in 1981 and has been governing two leagues, Korea Professional Baseball and Futures League since...

 for the Samsung Lions

Samsung Lions

Samsung Lions Baseball Club is a Korea Professional Baseball team founded in 1982. They are based in Daegu and are members of the Korean Baseball Organization. Their home stadium is Daegu Baseball Stadium...

 and LG Twins

LG Twins

LG Twins Baseball Club is a Korea Professional Baseball team based in Seoul, South Korea. The club was known as the MBC Blue Dragons owned by the Munhwa Broadcasting Corporation until , when they were taken over by the LG Group...

.

Martínez was signed by the Oakland Athletics

Oakland Athletics

The Oakland Athletics are a Major League Baseball team based in Oakland, California. The Athletics are a member of the Western Division of Major League Baseball's American League. From to the present, the Athletics have played in the O.co Coliseum....

 as an amateur free agent in . Martinez played his first professional season with their Class A (Short Season) Southern Oregon A's in , and his last season with the independent Atlantic League

Atlantic League of Professional Baseball

The Atlantic League of Professional Baseball is a professional, independent baseball organization located primarily in the Mid-Atlantic and Northeastern United States, especially the greater metropolitan areas of the Northeast megalopolis. It operates in cities not served by Major or Minor League...

's Long Island Ducks

Long Island Ducks

The Long Island Ducks is an American professional baseball team based in Central Islip, New York. They are a member of the Liberty Division of the Atlantic League of Professional Baseball, which is not affiliated with Major League Baseball...

 in . He played his last affiliated season in for the Florida Marlins

Florida Marlins

The Miami Marlins are a professional baseball team based in Miami, Florida, United States. Established in 1993 as an expansion franchise called the Florida Marlins, the Marlins are a member of the Eastern Division of Major League Baseball's National League. The Marlins played their home games at...

' Triple-A affiliate, the Calgary Cannons

Calgary Cannons

The Calgary Cannons were a minor league baseball team located in Calgary, Alberta, Canada for 18 seasons, from 1985 until 2002. They were a member of the AAA Pacific Coast League and played at Foothills Stadium. The Cannons replaced the Calgary Expos who played in the rookie level Pioneer League...

.