Jonathan Diaz (born April 10, 1985) is an American former
professional baseball
Professional baseball is organized baseball in which players are selected for their talents and are paid to play for a specific team or club system. It is played in leagues and associated farm teams throughout the world.
Modern professiona ...
infielder
An infielder is a baseball player stationed at one of four defensive "infield" positions on the baseball field.
Standard arrangement of positions
In a game of baseball, two teams of nine players take turns playing offensive and defensive roles. ...
. He played in
Major League Baseball
Major League Baseball (MLB) is a professional baseball organization and the oldest major professional sports league in the world. MLB is composed of 30 total teams, divided equally between the National League (NL) and the American League (AL) ...
(MLB) for the
Toronto Blue Jays
The Toronto Blue Jays are a Canadian professional baseball team based in Toronto. The Blue Jays compete in Major League Baseball (MLB) as a member club of the American League (AL) East division. Since 1989, the team has played its home games ...
and the
Boston Red Sox
The Boston Red Sox are an American professional baseball team based in Boston. The Red Sox compete in Major League Baseball (MLB) as a member club of the American League (AL) East division. Founded in as one of the American League's eig ...
.
Early life
Diaz went to
Coral Gables Senior High School
Coral Gables Senior High School is a secondary school located at 450 Bird Road in Coral Gables, Florida.
Coral Gables SHS opened its doors in 1950; its architectural design reflects a Spanish influence, with open courtyards adorned with water f ...
, where he was teammates with
Yonder Alonso
Yonder Alonso (born April 8, 1987) is a Cuban former professional baseball first baseman and current MLB Network analyst. He played in Major League Baseball (MLB) for the Cincinnati Reds, San Diego Padres, Oakland Athletics, Seattle Mariners, Cl ...
and
Eddy Rodríguez. In his senior year, he hit .323 with six doubles and one home run. In his freshman year at
North Carolina State University
North Carolina State University (NC State) is a public land-grant research university in Raleigh, North Carolina. Founded in 1887 and part of the University of North Carolina system, it is the largest university in the Carolinas. The universi ...
, he hit .167 with 18 RBI and 18 runs. In his sophomore year, he hit .317 with 1 HR, 30 RBI and 42 runs in 60 games. In his junior year, he hit .255 with 1 HR, 31 RBI and 42 runs in 63 games. Diaz, who played summer collegiate ball in 2005 with the
Thunder Bay Border Cats
The Thunder Bay Border Cats are a baseball team that plays in the Northwoods League, a collegiate summer baseball league. The league's only Canadian team, their home games are played at Port Arthur Stadium in Thunder Bay, Ontario.
The Border ...
, was selected in the 12th round (360th overall) by the
Toronto Blue Jays
The Toronto Blue Jays are a Canadian professional baseball team based in Toronto. The Blue Jays compete in Major League Baseball (MLB) as a member club of the American League (AL) East division. Since 1989, the team has played its home games ...
in the 2006 MLB Draft.
Professional career
Toronto Blue Jays

Diaz was assigned to Short-Season
Auburn, where in 73 games as the team's shortstop, he hit .200 with 1 HR, 26 RBI and 34 runs. In 2007, he played with Single-A
Lansing
Lansing () is the capital of the U.S. state of Michigan. It is mostly in Ingham County, although portions of the city extend west into Eaton County and north into Clinton County. The 2020 census placed the city's population at 112,644, making ...
, where in 120 games, he hit .246 with 1 HR, 51 RBI, 65 runs and a league-leading 82 walks. His .406 was third in the league behind
Chris Pettit
Christopher Michael Pettit (born August 15, 1984) is an American former professional baseball outfielder who played in Major League Baseball (MLB) for the Los Angeles Angels of Anaheim in 2009 and 2011.
Amateur career
Pettit was born in Pasadena ...
(.429) and Deik Scram (.416). Diaz started 2008 with High-A
Dunedin
Dunedin ( ; mi, Ōtepoti) is the second-largest city in the South Island of New Zealand (after Christchurch), and the principal city of the Otago region. Its name comes from , the Scottish Gaelic name for Edinburgh, the capital of Scotland. Th ...
, but he was promoted to Double-A
New Hampshire
New Hampshire is a state in the New England region of the northeastern United States. It is bordered by Massachusetts to the south, Vermont to the west, Maine and the Gulf of Maine to the east, and the Canadian province of Quebec to the nor ...
on May 18, where he went down and up 4 more times before finishing with the Fisher Cats. In 68 combined games, he hit .182 with 1 HR, 16 RBI, 20 runs and 43 walks. Diaz began 2009 with New Hampshire before being promoted to Triple-A
Las Vegas
Las Vegas (; Spanish language, Spanish for "The Meadows"), often known simply as Vegas, is the List of United States cities by population, 25th-most populous city in the United States, the most populous city in the U.S. state, state of Neva ...
on May 12. After a two-month stay there, he was demoted back to New Hampshire. In 94 games, he hit .195 with 1 HR, 18 RBI, 37 runs and 48 walks, including hitting .150 in 29 games in his first Triple-A stint. Diaz was the Fisher Cats Opening Day shortstop in 2010, where he played before being promoted to Las Veags on May 31. He was demoted back to New Hampshire on June 21, where he stayed before earning a one-week promotion to Las Vegas at the end of the season. In 127 games, he hit .239 with 2 HR (a career-high), 43 RBI, 68 runs, 23 doubles and 61 walks. Diaz went to spring training with the Blue Jays in 2011, and was one of the final cuts, staying as insurance for
Aaron Hill, who was returning from a quadriceps injury. In 29 games during spring training, he hit .265 with 2 RBI and 6 runs. Diaz was the Fisher Cats Opening Day second baseman in 2011, where he played before being promoted to Las Vegas on April 23. On May 15, he was placed on the disabled list with an injury, and after rehabbing in Dunedin, he returned on July 5 with New Hampshire, where he played the rest of the season with. In 92 games, he hit .267 with 2 HR, 30 RBI, 41 runs and 46 walks. Diaz was with the Blue Jays for spring training in 2012, and he was cut on March 25. In 23 games, he hit .405 with 7 RBI and 9 runs. He was the Fisher Cats Opening Day second baseman, where he played before being promoted to Las Vegas on May 22. He finished the season there. In 134 games, he hit .221 with 4 HR, 40 RBI, 76 runs, 18 stolen bases and 75 walks. After the year, he became a minor league free agent
Boston Red Sox
Diaz was signed a minor league deal with the
Boston Red Sox
The Boston Red Sox are an American professional baseball team based in Boston. The Red Sox compete in Major League Baseball (MLB) as a member club of the American League (AL) East division. Founded in as one of the American League's eig ...
on December 16, 2012. He hit .240 in 22 games with the Red Sox in spring training before being cut on March 25 and assigned to Triple-A
Pawtucket. He was the PawSox Opening Day second baseman, and he played with them until his promotion.
He was promoted to the big team on June 29, 2013, and started that day's game against the Blue Jays at
third base
A third baseman, abbreviated 3B, is the player in baseball or softball whose responsibility is to defend the area nearest to third base — the third of four bases a baserunner must touch in succession to score a run. In the scoring system us ...
. Diaz was called up after a prolonged injury to
Stephen Drew
Stephen Oris Drew (born March 16, 1983) is an American former professional baseball infielder. He played 12 seasons in Major League Baseball (MLB) for the Arizona Diamondbacks, Oakland Athletics, Boston Red Sox, New York Yankees and Washington Na ...
as
Will Middlebrooks
William Scott Middlebrooks (born September 9, 1988) is an American former professional baseball third baseman. He made his Major League Baseball (MLB) debut with the Boston Red Sox on May 2, 2012, and played with them through 2014. He also play ...
was ineligible for promotion (Middlebrooks was optioned June 25 and ten days had not passed) and likely call-up
Brock Holt
Brock Wyatt Holt (born June 11, 1988), nicknamed "The Brock Star", is an American former professional baseball player. Well known for his role as a utility player, Holt played in Major League Baseball (MLB) for the Pittsburgh Pirates, Boston Red ...
was injured. Diaz was familiar with the Red Sox defensive system because of his experience with
John Farrell,
Brian Butterfield
Brian James Butterfield (born March 9, 1958) is an American professional baseball coach, and a former minor league player, manager and infield instructor. He has coached for the New York Yankees, Arizona Diamondbacks, Toronto Blue Jays, ...
, and
Torey Lovullo
Salvatore Anthony "Torey" Lovullo ( ; born July 25, 1965) is an American professional baseball manager (baseball), manager for the Arizona Diamondbacks of Major League Baseball (MLB), appointed November 4, 2016.
Lovullo served as the coach (base ...
during his time in the Toronto organization.
Diaz was optioned back to Pawtucket on July 6, and Holt was called up. Diaz was outrighted to Pawtucket on July 8. In his five-game stint, he went 0-4 with two runs scored. Diaz finished the year with Pawtucket, where in 101 games, he hit .253 with two home runs, 31 RBI, 45 runs scored and 47 walks. He became a free agent after the season.
Toronto Blue Jays (second stint)
Diaz returned to the Blue Jays on November 11, 2013 on a minor league contract with an invitation to spring training. He was initially assigned to the Triple-A
Buffalo Bisons
The Buffalo Bisons (known colloquially as the Herd) are a Minor League Baseball team of the International League and the Triple-A affiliate of the Toronto Blue Jays. Located in Buffalo, New York, the team plays their home games at Sahlen ...
, but was brought up to the Blue Jays on March 31, 2014 before the Buffalo season started because
José Reyes was added to the 15-day disabled list. Diaz made his Blue Jays debut the following day, and recorded his first career hit and RBI. He received a 2013 World Series champion ring on April 26, when the Red Sox came to Toronto for a three-game series. Diaz was optioned to Triple-A Buffalo on May 1, to make room for
Steve Tolleson. He was called up again on May 12, and played in that night's game, going 0 for 4. Diaz was optioned back to Buffalo the next day. On June 25, he was designated for assignment by the Blue Jays, and outrighted to Buffalo on June 27. In 23 games with Toronto in 2014, Diaz batted .158 with 4 RBI. He elected free agency after the season ended. On October 15, Diaz signed a minor-league contract, with an invitation to spring training.
Diaz was selected from Buffalo on April 28, 2015 when José Reyes was placed on the disabled list. He was optioned back to Buffalo on May 5, and outrighted off the 40-man roster on May 15. Diaz was called up on September 30. He appeared in 7 games in 2015, batting .154 with 2 RBI.
On November 6, Diaz elected free agency.
New York Yankees
On January 8, 2016, Diaz signed a minor league contract with the
New York Yankees
The New York Yankees are an American professional baseball team based in the New York City borough of the Bronx. The Yankees compete in Major League Baseball (MLB) as a member club of the American League (AL) East division. They are one o ...
. Diaz played in 101 games with the Yankees' Triple-A affiliate, the
Scranton/Wilkes-Barre RailRiders
The Scranton/Wilkes-Barre RailRiders (often abbreviated to SWB RailRiders) are a Minor League Baseball team of the International League (IL) and the Triple-A affiliate of the New York Yankees. They are located in Moosic, Pennsylvania, in the ...
, hitting .207/.315/.249 with 1 home run and 25 RBI.
Toronto Blue Jays (third stint)
On January 31, 2017, Diaz signed a minor league contract with the Toronto Blue Jays. He was assigned to the Triple-A
Buffalo Bisons
The Buffalo Bisons (known colloquially as the Herd) are a Minor League Baseball team of the International League and the Triple-A affiliate of the Toronto Blue Jays. Located in Buffalo, New York, the team plays their home games at Sahlen ...
to begin the year, and also spent time with the Double-A
New Hampshire Fisher Cats
The New Hampshire Fisher Cats are a Minor League Baseball team based in Manchester, New Hampshire. The team, which plays in the Eastern League, is the Double-A affiliate of the Toronto Blue Jays major league club.
During the team's first seas ...
.
New York Yankees (second stint)
On July 5, 2017, Diaz was traded to the
New York Yankees
The New York Yankees are an American professional baseball team based in the New York City borough of the Bronx. The Yankees compete in Major League Baseball (MLB) as a member club of the American League (AL) East division. They are one o ...
organization.
He returned to Triple-A Scranton and hit .243/.376/.351 in 28 games with the team. Diaz became a free agent at the end of the season.
References
External links
{{DEFAULTSORT:Diaz, Jonathan
1985 births
Living people
American expatriate baseball players in Canada
Auburn Doubledays players
Baseball players from Florida
Boston Red Sox players
Buffalo Bisons (minor league) players
Dunedin Blue Jays players
Gigantes del Cibao players
American expatriate baseball players in the Dominican Republic
Lansing Lugnuts players
Las Vegas 51s players
Major League Baseball outfielders
Major League Baseball second basemen
Major League Baseball shortstops
Major League Baseball third basemen
NC State Wolfpack baseball players
New Hampshire Fisher Cats players
Pawtucket Red Sox players
Scranton/Wilkes-Barre RailRiders players
Sportspeople from Miami Beach, Florida
Toronto Blue Jays players
Coral Gables Senior High School alumni