Daniel F. O'Brien Jr. (born 1953 or 1954) is an American baseball executive who served as

general manager A general manager (GM) is an executive who has overall responsibility for managing both the revenue and cost elements of a company's income statement, known as profit & loss (P&L) responsibility. A general manager usually oversees most or all of ...

of the

Cincinnati Reds The Cincinnati Reds are an American professional baseball team based in Cincinnati. The Reds compete in Major League Baseball (MLB) as a member club of the National League (baseball), National League (NL) National League Central, Central Divisi ...

Major League Baseball Major League Baseball (MLB) is a professional baseball league composed of 30 teams, divided equally between the National League (baseball), National League (NL) and the American League (AL), with 29 in the United States and 1 in Canada. MLB i ...

(MLB) from October 2003 to January 2006.

Biography

O'Brien began his career in the

Seattle Mariners The Seattle Mariners are an American professional baseball team based in Seattle. The Mariners compete in Major League Baseball (MLB) as a member club of the American League (AL) American League West, West Division. The team joined the American ...

front office in 1977 (the team's inaugural season), then switched to the

Houston Astros The Houston Astros are an American professional baseball team based in Houston. The Astros compete in Major League Baseball (MLB) as a member club of the American League (AL) American League West, West Division. They are one of two major leag ...

in 1982, serving first as the team's

farm system In sports, a farm team (also referred to as farm system, developmental system, feeder team, or nursery club) is generally a team or club whose role is to provide experience and training for young players, with an agreement that any successful pl ...

director and then its

scouting Scouting or the Scout Movement is a youth social movement, movement which became popularly established in the first decade of the twentieth century. It follows the Scout method of informal education with an emphasis on practical outdoor activi ...

director through 1996. He was assistant general manager of the Texas Rangers from 1997 until changing organizations in 2003. O'Brien was hired as the

of the

on October 27, 2003, succeeding Jim Bowden. He was fired by new Reds ownership on January 23, 2006. He then served as a special assistant to

Milwaukee Brewers The Milwaukee Brewers are an American professional baseball team based in Milwaukee. The Brewers compete in Major League Baseball (MLB) as a member club of the National League (baseball), National League (NL) National League Central, Central Di ...

GM Doug Melvin during 2007–2009. O'Brien earned degrees at

Rollins College Rollins College is a Liberal arts college, private liberal arts college in Winter Park, Florida. It was founded in November 1885 and has about 30 undergraduate majors and several master's programs. Florida's fourth oldest post-secondary institut ...

and

Ohio University Ohio University (Ohio or OU) is a Public university, public research university with its main campus in Athens, Ohio, United States. The university was first conceived in the 1787 contract between the United States Department of the Treasury#Re ...

. His father, Dan O'Brien Sr., was the general manager of three teams in the

American League West The American League West is one of Major League Baseball's six divisions. The division has five teams as of the 2013 season, but had four teams from 1994 to 2012, and had as many as seven teams before the 1994 realignment. Although its teams cu ...

division from 1974 through 1993: the Texas Rangers, Seattle Mariners (where he also was club president) and the

California Angels The Los Angeles Angels are an American professional baseball team based in the Greater Los Angeles area. The Angels compete in Major League Baseball (MLB) as a member club of the American League (AL) West Division. Since 1966, the team has pl ...

.Dan O'Brien – executive history at Baseball America
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References

Date of birth missing (living people) Place of birth missing (living people) 1950s births Living people Rollins College alumni Ohio University alumni Houston Astros executives Milwaukee Brewers executives Texas Rangers executives Cincinnati Reds executives Seattle Mariners executives Major League Baseball general managers Major League Baseball scouting directors {{baseball-business-bio-stub