2022 Seattle Mariners Top MLB Prospects

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CLICK HERE TO SEE THE MARINERS TOP 10 PROSPECTS

The Mariners’ rebuild landed a year early in 2021. Now the task is taking the next step to end the longest playoff drought in North American professional sports.

Seattle is primed to reap the fruits of the rebuilding process they began after the 2018 season. The team’s top two prospects, Julio Rodriguez and righthanded pitcher George Kirby, each have a case as the best position player prospect and pitching prospect in the minors, respectively, and are in position to make their major league debuts in 2022 after finishing last year in Double-A.

Today, we unveil the 10 best prospects in the Mariners system as it enters 2022. 

We’ll be hosting our Mariners chat at 3 p.m. ET. You can submit your questions ahead of time here. 

Here’s how we project their lineup in 2025, with their 2025 ages in parentheses. 

PROJECTED 2025 LINEUP

Catcher: Cal Raleigh (28)
First Base: Ty France (30)
Second Base: Abraham Toro (28)
Third Base: Noelvi Marte (23)
Shortstop: J.P. Crawford (30)
Left Field: Jarred Kelenic (25)
Center Field: Kyle Lewis (29)
Right Field: Julio Rodriguez (24)
Designated Hitter: Mitch Haniger (34)

No. 1 Starter: George Kirby (27)
No. 2 Starter: Robbie Ray (33)
No. 3 Starter: Logan Gilbert (28)
No. 4 Starter: Matt Brash (27)
No. 5 Starter: Chris Flexen (30)
Closer: Diego Castillo (31)

Listed below are the prospects with the best tools within the organization. To go directly to Seattle’s Top 10, click here. 

BEST TOOLS

Best Hitter for Average: Julio Rodriguez
Best Power Hitter: Julio Rodriguez
Best Strike-Zone Discipline: Milkar Perez
Fastest Baserunner: Jonatan Clase
Best Athlete: Harry Ford
Best Fastball: George Kirby
Best Curveball: Brandon Williamson
Best Slider: Matt Brash
Best Changeup: Devin Sweet
Best Control: George Kirby 
Best Defensive Catcher: Harry Ford
Best Defensive Infielder: Edwin Arroyo
Best Infield Arm: Milkar Perez
Best Defensive Outfielder: Luis Bolivar
Best Outfield Arm: Julio Rodriguez