Colorado Rockies Prospect Lebarron Johnson Jr. Breaks Into Organization's Top 30

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Lebarron Johnson Jr. only just made his professional debut last month, and his career is already on the upswing.
MLB Pipeline released its updated rankings for the Colorado Rockies' farm system on Wednesday, as right-handed pitcher Chase Dollander had officially graduated to the big leagues. Beyond being ranked as the No. 25 prospect in baseball, Dollander was Colorado's No. 1 prospect, so his exit opened up a spot on MLB Pipeline's Top 30 rankings for the organization.
Johnson, a right-handed pitcher out of the University of Texas, debuted at No. 30. The Rockies picked Johnson in the fifth round of the 2024 MLB Draft.
RHP Lebarron Johnson Jr. enters the #Rockies' Top 30 Prospects list with Chase Dollander's graduation.
— MLB Pipeline (@MLBPipeline) May 22, 2025
Scouting report and more on the 2024 fifth-round pick: https://t.co/anBe9dckZ7 pic.twitter.com/oZj1YrEg4L
The 22-year-old righty has made eight starts with the Single-A Fresno Grizzlies so far in 2025, going 2-2 with a 3.96 ERA, 1.319 WHIP and 9.3 strikeouts per nine innings. MLB Pipeline has Johnson's fastball and slider graded at 55, his splitter at a 50 and his control at a 40.
Among pitchers in the Rockies' farm system, Johnson is ranked No. 14. The only pitchers in Single-A or below ranked above him are his Fresno teammates, Brody Brecht and Jackson Cox, who came in at No. 4 and No. 27, respectively, on the updated Top 30 list.
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Sam Connon is a staff writer for “Minor League Baseball on SI’’ and other "On SI'' baseball sites. He previously covered UCLA Athletics for “UCLA on SI’’ and won awards from the College Media Association and Society of Professional Journalists. Connon also wrote for “New England Patriots on SI’’ and was on the Patriots and Boston Red Sox beats at Prime Time Sports Talk. Follow Sam on Twitter @SamConnon.