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    RonaldBolanos

    Kansas City Royals
    • Kansas City Royals
    • #57
    • Relief Pitcher
    • HT/WT
      1.91 m, 99 kg
    • Birthdate
      23/8/1996 (29)
    • BAT/THR
      Right/Right
    • Birthplace
      Havana, Cuba
    • Status
      Minors

    2022 season stats

    • SV
      0
      150+
    • ERA
      4.42
    • K
      12
      150+
    • WHIP
      1.75
    • Overview
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    Rays
    48-33
    1/7
    Royals
    35-50

    SV

    • 0

    K

    • 12

    ERA

    • 4.42

    WHIP

    • 1.75

    Career Pitching

    See All
    Stats
    Career
    GPGSCGSHOIPHRERHRBBK
    1850048.049302872943

    Recent Games

    See All
    DateOPPResultGSCGSHOIPHRERHRBBK
    Sat 6/4vsHOUHOU
    L
    10-3
    0000.1333021
    Mon 5/30@MINMIN
    L
    7-3
    0002.0211000
    Fri 5/20vsCHWCHW
    L
    7-4
    0003.0311002
    Sun 5/15@COLCOL
    L
    10-4
    0004.0211124
    Tue 5/10@BALBAL
    L
    6-1
    0002.0200011
    Latest News
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    Racing Positions

      • Reds' Myers carted off after crashing into OF wall
        • 3h
        Reds' Myers carted off after crashing into OF wall
        • Chisholm collides with Dominguez, exits in fourth
          • 3h
          Chisholm collides with Dominguez, exits in fourth
          • Padres vet Cronenworth returns after concussion
            • 3h
            Padres vet Cronenworth returns after concussion
            • Barger's return to Jays delayed by back injury
              • 4h
              Barger's return to Jays delayed by back injury
              • Bregman regrets not running hard to first in win
                • 4h
                • Jesse Rogers
                Bregman regrets not running hard to first in win
                • Yankees' Fried to face hitters, including Stanton
                  • 6h
                  • Jorge Castillo
                  Yankees' Fried to face hitters, including Stanton
                  • Fantasy baseball lineup advice for Tuesday: Roupp, Early among top streamers
                    • 8h
                    • ESPN Fantasy
                    San Francisco Giants pitcher Landen Roupp (65) throws the first pitch during a MLB game between the Athletics and the San Francisco Giants on June 25, 2026 at Oracle Park in San Francisco, CA.
                    • Fantasy baseball free agent pickups: Take advantage of the Rockies' home stretch
                      • 9h
                      • Todd Zola
                      Mickey Moniak #22 of the Colorado Rockies hits a RBI single against the Arizona Diamondbacks in the first inning at Coors Field on May 16, 2026 in Denver, Colorado.
                      • Strawberries and cream at Wimbledon leads list of notable sport-refreshment combos
                        • 16h
                        • ESPN Staff
                        Strawberries and cream at Wimbledon leads list of notable sport-refreshment combos
                        • Fantasy baseball forecaster: Team hitting ratings
                          • 17h
                          • Tristan H. Cockcroft
                          Los Angeles Dodgers first baseman Freddie Freeman (5) rounds third base to score in the third inning against the Los Angeles Angels at Dodger Stadium.

                        MLB News

                        New York Mets vs. Toronto Blue Jays: Game Highlights

                        New York Mets vs. Toronto Blue Jays: Game Highlights

                        New York Mets vs. Toronto Blue Jays: Game Highlights
                        Chicago White Sox vs. Baltimore Orioles: Game Highlights

                        Chicago White Sox vs. Baltimore Orioles: Game Highlights

                        Chicago White Sox vs. Baltimore Orioles: Game Highlights
                        Reds' Dane Myers carted off after crashing into outfield wall

                        Reds' Dane Myers carted off after crashing into outfield wall

                        Reds center fielder Dane Myers was removed from the field on a cart in the fourth inning Monday at Milwaukee after crashing into the outfield wall.
                        Chisholm exits Yankees' game after collision with Dominguez

                        Chisholm exits Yankees' game after collision with Dominguez

                        New York Yankees second baseman Jazz Chisholm Jr. left Monday night's game against the Detroit Tigers in the fourth inning following a violent collision with right fielder Jasson Dominguez at Yankee Stadium.
                        Padres vet Jake Cronenworth returns after concussion

                        Padres vet Jake Cronenworth returns after concussion

                        The Padres activated Jake Cronenworth from the injured list Monday after the veteran infielder was sidelined by a concussion.
                        Jays shut down Addison Barger (back) for weeks, delaying return

                        Jays shut down Addison Barger (back) for weeks, delaying return

                        Blue Jays outfielder Addison Barger will be shut down for several more weeks because of a stress reaction in his back, further delaying his return in an injury-plagued season.
                        All MLB News
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