2024 ROSTER

We’re building our roster for the 2024 season!
New players are signing every week,
so check back for updates.

PITCHERS

Jacob Cantleberry

Jacob Cantleberry

Left-hander

- Former Dodgers prospect entering 5th pro season

- 11.3 K/9 in his pro career

- Mizzou’s Friday night starter in 2019

- Praised for his "swing-and-miss material" from the left side

Yefri Del Rosario

Yefri Del Rosario

Right-hander

- 24-year-old former Royals prospect, 2.70 ERA in 9 career Triple-A games

- In Double-A last season: 3.12 ERA, 1.23 WHIP, 11.3 K/9

- Known for life on his fastball and plus off-speed stuff

(PHOTO: David McClelland / Northwest Arkansas Naturals)

Grant Gavin

Grant Gavin

Right-Hander

- All-Star pitcher with Monarchs in 2023, worked in multiple bullpen roles

- Led the AAPB with 13.8 K/9 in 2023 (min. 50 IP)

- From Parkville, MO, went to St. Pius X high school in Kansas City

- Played in Triple-A with Royals organization

J.C. Keys

J.C. Keys

Right-hander

- 27-year-old former Reds prospect entering his fourth pro season

- 10.3 K/9 as a pro (62 G, 9 S)

- Played for years at Southern Miss, posting a 14.2 K/9 and .189 BAA his senior season in 2019

- Known for his outstanding curveball

PHOTO: Meeks & Norris Photography / Chattanooga Lookouts

Juan Mejia

Juan Mejia

Left-hander

- 25-year-old entering his seventh pro season and fifth in the United States

- Former Rangers prospect as high as Triple-A

- Owns a 3.53 ERA and 1.22 WHIP in his pro career

- Making his American Association debut in 2024

POSITION PLAYERS

Cameron Cannon

Cameron Cannon

Infielder

- Former Red Sox and Phillies prospect; has played as high as Triple-A

- 2nd-round pick by Boston in 2019

- First-team All-American at U. of Arizona, where he was teammates with fellow Monarchs Justin Wylie and Cody Deason

- Played eight games with Monarchs in August 2023

STAFF

Joe Calfapietra

Joe Calfapietra

Field Manager

One of the most successful managers in baseball, Joe Calfapietra returns for his seventh season with the Monarchs in 2024. The Philadelphia native has won three Miles Wolff Cup titles in Kansas City, in 2018, 2021 and 2023. He won the American Association’s Manager of the Year award in 2018 and 2021.

Before arriving in KC, Calfapietra managed the New Jersey Jackals, making six finals appearances and winning two CanAm League Manager of the Year awards. In February 2023, the Monarchs announced they had extended Calfapietra’s contract through 2025.

Bill Sobbe

Bill Sobbe

Hitting Coach, Third Base Coach

Bill Sobbe joined the Monarchs coaching staff in 2012. He became the club’s pitching coach in 2014, and moved to hitting coach for the 2021 season.

A native of Gladstone, Missouri, Sobbe played college ball at Northwest Missouri State. A catcher, he played three years in the Los Angeles Dodgers organization from 1979 to 1981.

He became an educator in the Kansas City area in 1982, including serving over 15 years as an administrator in the Park Hill School District from 1998 to 2013. Sobbe is currently in his sixth season as an assistant baseball coach at Park University in Parkville, Missouri.

Matt Hall

Matt Hall

Pitching Coach

The American Association‘s single-season ERA king, Hall joined the Monarchs’ coaching staff during the 2023 season.

Hall is a former major leaguer, making 25 appearances with the Tigers and Red Sox.

The left-hander had a historic season with the Monarchs in 2022. He recorded a 1.10 ERA in 14 starts (82 innings pitched). That shattered the previous league record of 1.75. The previous Monarchs club record sat at 2.58. The outstanding campaign earned Hall the American Association’s 2022 Starting Pitcher of the Year Award.

Born in Independence, Missouri, Hall went to high school at Lee’s Summit West and attended college at Missouri State. He made his MLB debut with Detroit in 2018, and most recently appeared in The Show with the Red Sox in 2020.

Frank White

Frank White

First Base Coach

One of the greatest players to ever don a Kansas City Royals uniform, Frank White joined the Monarchs’ coaching staff in 2012.

A five-time All-Star and eight-time Gold Glove award winner, White is one of two Royals players to have his number (20) retired by the club. White compiled 2,006 hits over 18 MLB seasons, all with the Royals.

White also has a seat on the national advisory board of the Negro Leagues Baseball Museum.

Jared Bashaw

Jared Bashaw

Athletic Trainer

2024 will be Bashaw‘s fifth season as the Monarchs’ primary athletic trainer. A native of Udall, Kansas, he received his bachelor’s degree in athletic training from Emporia State University.

In the offseason Bashaw works at Sano Orthopedics. He also provides coverage for multiple club teams in the area in a variety of sports. He enjoys spending time with friends, his girlfriend and her son and loves disc golf.

John West

John West

Clubhouse & Equipment Manager, Bench Coach

West enters his 11th season with the Monarchs organization in 2023. He joined the club in 2013 as clubhouse manager, equipment manager and first base coach.

West is the reigning American Association Clubhouse Manager of the Year.

West retired from the Kansas City, Missouri Police Department in 2012 after 27 years of service. West has also coaches a variety of sports at North Kansas City High School, his alma mater, including a state champion girls’ basketball team in 2019.

West’s time in a baseball dugout started when he was a bat boy for the Kansas City Royals from 1977 to 1984. West and his wife Carolyn have been married for 35 years. They have three children and one grandson.

#45 Allante Hall

#45 Allante Hall

Bullpen Catcher