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Height: 6'2"
Weight: 185
Year: Junior
City/State: Newport Beach, Calif.
High School: Corona Del Mar




  • Named to the ACC All-Academic Baseball Team for the second time
  • Appeared on the ACC Academic Honor Roll for the second straight year
  • Played in all 59 games while starting all but one
  • Hit .287 with 45 RBI and 31 runs scored
  • Tagged seven home runs and, 11 doubles and two triples, all of which were career highs
  • Ended the season on a hot streak, hitting .313 with six homers and 23 RBI over his final 19 games
  • Batted .298 in 30 ACC games, driving in 24 RBI and hitting five of his homers in-conference
  • Named to the ACC All-Tournament Team after hitting .500 with five RBI, two doubles, a triple and a home run in Duke's three tournament games
  • Went 13-for-16 stealing bases, opening the season a perfect 12-for-12
  • Tied for 12th in the ACC in stolen bases
  • Logged a .962 fielding percentage, which ranked second among all ACC shortstops
  • Turned 34 double plays
  • Was a single short of hitting for the cycle in an 11-4 ACC Tournament win over No. 13 Clemson, going 3-for-4 with three RBI, two runs, a double, triple and home run
  • Sent in 15 two-out RBI
  • Drove in a career-high five RBI in a win over No. 11 Virginia
  • Went 3-for-6 with four RBI and a home run against Maryland
  • Stole a career-high three bases against Wofford


  • Appeared on the All-ACC Academic Baseball Team
  • Named to the ACC Academic Honor Roll
  • Was the only Blue Devil to start every game and made all 56 of his starts at shortstop
  • Batted .283 with 60 hits, 35 RBI and 33 runs scored
  • Knocked 11 doubles, one triple and a pair of home runs to slug .373
  • Had at least one hit in 43 of his 56 games and multiple knocks in 16 outings
  • Batted .330 against non-conference opponents
  • Batted .312 with runners in scoring position and .322 with two outs
  • Stole five bases in seven attempts
  • Drew 15 walks and finished with a .353 on base percentage
  • Led the team and ranked eighth in the ACC with 155 assists
  • Made just one error in his first 22 games and just four in his first 38 contests
  • Helped out on 22 double plays, the second-most behind first baseman Nate Freiman
  • Drove in a career-high four RBI with a pair of two-run doubles against Columbia (3/2)
  • Sent three runs with his first career home run against No. 2 North Carolina (3/8)
  • Contributed three RBI, a double and a triple in a series-opening win against No. 16 Virginia (3/14)
  • Scored the game-winning run from second base on a two-out single by Gabriel Saade against Ivy League Champion Columbia (3/1)
  • Played with the Wareham Gateman of the Cape Cod League during the summer

High School

  • A four-year letterman at Corona Del Mar High School
  • Named the Newport Mesa Player of the Year as a senior after batting .472 with 10 home runs and 36 RBI
  • A four-time all-league choice and a two-time All-CIF selection
  • Drove in over 100 RBI and belted 16 home runs in his high school career
  • Hit .432 as a junior with four long balls and 32 RBI
  • Batted .392 sophomore year with a home run 26 RBI
  • Finished with a .300 clip and a home run in his first season of varsity competition to help Corona Del Mar to the CIF Championship
  • Tabbed a Preseason Rawlings All-America as a senior while earning Dream Team Player of the Year honors
  • Selected to the Brewers Area Code Team and Angels and Dodgers Elite Teams as a junior
  • An honor roll student
  • Earned American History High Honors


  • Born Jacob Samuel Lemmerman on May 4, 1989
  • The son of Alan and Barbara Lemmerman
  • Has a brother, Nate, and two sisters, Shaina and Kate
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BASE: City of Durham Proclamation
BASE: Duke vs. Texas Tech Game 3 Postgame Press Conference
BASE: Duke vs. Texas Tech Game 2 Postgame Press Conference