RefMetrics Baseball

MLB Umpire Profiles

Break down one MLB umpire at a time with assignment counts, home plate scoring context, pace, attendance, and recent appearances.

Select an umpire to move from high-level leaderboard volume into individual game context.

Umpire Profile

Search through all logged MLB umpires and inspect where they work most often and what their home plate games look like.

Selected Umpire
Dan Iassogna

Current profile selection.

Total Games
1,393

Assignments captured in the available MLB data.

Home Plate
357

Plate assignments across all tracked seasons.

Seasons
12

Distinct MLB seasons with at least one assignment.

Base Positions
1036

Combined first, second, and third base assignments.

Avg HP Runs
9.18

Average combined runs in this umpire’s plate games.

Avg HP Duration
179 min

Average game length when working the plate.

Avg HP Attendance
25,328

Average attendance in this umpire’s plate games.

Recent Assignments

Most recent MLB assignments for Dan Iassogna, including position and total runs.

Date Matchup Position Venue Status Total Runs
2026-04-26 New York Yankees at Houston Astros Third Base Daikin Park Final 11.0
2026-04-25 New York Yankees at Houston Astros Home Plate Daikin Park Final 11.0
2026-04-24 New York Yankees at Houston Astros First Base Daikin Park Final 16.0
2026-04-19 Los Angeles Dodgers at Colorado Rockies Third Base Coors Field Final 15.0
2026-04-18 Los Angeles Dodgers at Colorado Rockies Home Plate Coors Field Final 7.0
2026-04-17 Los Angeles Dodgers at Colorado Rockies First Base Coors Field Final 8.0
2026-04-15 Miami Marlins at Atlanta Braves Second Base Truist Park Final 9.0
2026-04-14 Miami Marlins at Atlanta Braves Third Base Truist Park Final 11.0
2026-04-13 Miami Marlins at Atlanta Braves Home Plate Truist Park Final 14.0
2026-04-12 Los Angeles Angels at Cincinnati Reds First Base Great American Ball Park Final 15.0
2026-04-11 Los Angeles Angels at Cincinnati Reds Second Base Great American Ball Park Final 10.0
2026-04-10 Los Angeles Angels at Cincinnati Reds Third Base Great American Ball Park Final 12.0
2026-04-08 Kansas City Royals at Cleveland Guardians Home Plate Progressive Field Final 12.0
2026-04-07 Kansas City Royals at Cleveland Guardians First Base Progressive Field Final 3.0
2026-04-06 Kansas City Royals at Cleveland Guardians Second Base Progressive Field Final 6.0