Jhonathan Diaz or Welinton Herrera

Baseball Stats Comparison

Stats
Projections
News & Notes
Schedule

Jhonathan Diaz or Welinton Herrera Player Statistics
	Jhonathan Diaz RP - SEA	Welinton Herrera RP - COL
2026 Stats


Games Played	‐	3

Games Started	‐	0

Innings Pitched	‐	2.1

Wins	‐	0

Losses	‐	0

Saves	‐	0

Blown Saves	‐	0

Holds	‐	0

Hits Allowed	‐	2

Earned Runs	‐	0

Home Runs Allowed	‐	0

Strikeouts	‐	2

Walks	‐	1

ERA	‐	0.00

WHIP	‐	1.29

Jhonathan Diaz or Welinton Herrera Player Projections
	Jhonathan Diaz RP - SEA	Welinton Herrera RP - COL
2026 Projections


Games Played	6	24

Games Started	1	0

Innings Pitched	9.8	24.0

Wins	0	1

Losses	0	2

Saves	0	0

Blown Saves	0	0

Holds	0	1

Hits Allowed	11	24

Earned Runs	10	12

Home Runs Allowed	2	3

Strikeouts	8	24

Walks	4	11

ERA	9.46	4.45

WHIP	1.52	1.43

Jhonathan Diaz or Welinton Herrera Player Notes
	Jhonathan Diaz RP - SEA	Welinton Herrera RP - COL
News
	Lefthander Jhonathan Diaz has been reassigned to minor league camp by the Seattle Mariners. David Leisering Fri, Mar 20th	Welinton Herrera will undergo season-ending Tommy John surgery. Nicholas Rodriguez Tue, Jun 30th
	The Mariners have signed left-hander Jhonathan Diaz to a minor-league deal. Brenton Kemp Tue, Feb 10th	Welinton Herrera is receiving a second opinion on his UCL tear. Nicholas Rodriguez Sat, Jun 6th
	The Mariners have outrighted left-hander Jhonathan Diaz to Triple-A Tacoma. Brenton Kemp Wed, Jan 28th	Welinton Herrera (elbow) has been transferred to the 60-day IL by the Colorado Rockies. The move allows an open spot on the 40-man roster for righthander TJ Shook, who was called up on Monday. David Leisering Mon, Jun 1st
	The Mariners designated LHP Jhonathan Díaz for assignment. Ari Koslow Fri, Jan 23rd	The Rockies placed Welinton Herrera on the 15-day injured list with left elbow inflammation. Ari Koslow Sat, May 30th
		The Rockies recalled LHP Welinton Herrera from Triple-A Albuquerque. Ari Koslow Mon, May 25th
Notes
There are no recent notes for these players

Jhonathan Diaz or Welinton Herrera Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Jhonathan Diaz RP - SEA			Welinton Herrera RP - COL
Thu, Mar 26th	vs CLE	Tanner Bibee (4-12)	#63
Fri, Mar 27th	vs CLE	Gavin Williams (11-7)	#17	@ MIA	Sandy Alcantara (13-7)	#61
Sat, Mar 28th	vs CLE	Joey Cantillo (9-7)	#67	@ MIA	Eury Perez (6-9)	#36
Sun, Mar 29th	vs CLE	Slade Cecconi (4-7)	#185	@ MIA	Max Meyer (9-1)	#144
Mon, Mar 30th	vs NYY	Ryan Weathers (5-7)	#54	@ TOR	Cody Ponce (0-0)
Tue, Mar 31st	vs NYY	Max Fried (4-4)	#16	@ TOR	Max Scherzer (1-5)	#118
Wed, Apr 1st	vs NYY	Cam Schlittler (10-6)	#15	@ TOR	Kevin Gausman (6-11)	#24
Fri, Apr 3rd	@ LAA	Reid Detmers (4-8)	#35	vs PHI	Aaron Nola (4-9)	#65
Sat, Apr 4th	@ LAA	Jack Kochanowicz (2-5)		vs PHI	Jesus Luzardo (11-5)	#11
Sun, Apr 5th	@ LAA	George Klassen (1-1)	#227	vs PHI	Taijuan Walker (1-4)
Mon, Apr 6th	@ TEX	Jacob deGrom (8-8)	#6	vs HOU	Cody Bolton (0-1)	#268
Tue, Apr 7th	@ TEX	Nathan Eovaldi (10-9)	#99	vs HOU	Mike Burrows (4-9)	#219
Wed, Apr 8th	@ TEX	MacKenzie Gore (7-9)	#43	vs HOU	Cristian Javier (1-3)	#178
Fri, Apr 10th	vs HOU	Tatsuya Imai (6-4)	#115	@ SD	Walker Buehler (7-5)	#191
Sat, Apr 11th	vs HOU	Lance McCullers Jr. (2-3)	#266	@ SD	German Marquez (4-2)	#421
Sun, Apr 12th	vs HOU	Cody Bolton (0-1)	#268	@ SD	Nick Pivetta (1-2)	#126
Mon, Apr 13th	vs HOU	Mike Burrows (4-9)	#219
Tue, Apr 14th	@ SD	Michael King (8-8)	#59	@ HOU	Colton Gordon (0-0)	#309
Wed, Apr 15th	@ SD	Randy Vasquez (8-6)	#382	@ HOU	Spencer Arrighetti (7-5)	#262
Thu, Apr 16th	@ SD	Walker Buehler (7-5)	#191	@ HOU	Ryan Weiss (0-3)	#364
Fri, Apr 17th	vs TEX	Jacob deGrom (8-8)	#6	vs LAD	Tyler Glasnow (3-0)	#49
Sat, Apr 18th	vs TEX	Nathan Eovaldi (10-9)	#99	vs LAD	Emmet Sheehan (4-8)	#145
Sun, Apr 19th	vs TEX	MacKenzie Gore (7-9)	#43	vs LAD	Roki Sasaki (5-5)	#90
Mon, Apr 20th	vs ATH	J.T. Ginn (8-7)	#156	vs LAD	Justin Wrobleski (11-5)	#107
Tue, Apr 21st	vs ATH	Jacob Lopez (5-4)	#179	vs SD	Randy Vasquez (8-6)	#382
Wed, Apr 22nd	vs ATH	Aaron Civale (5-7)	#167	vs SD	Walker Buehler (7-5)	#191
Fri, Apr 24th	@ STL	Andre Pallante (12-6)	#130	@ NYM	Freddy Peralta (5-9)	#37
Sat, Apr 25th	@ STL	Matthew Liberatore (5-10)	#88
Sun, Apr 26th	@ STL	Michael McGreevy (5-9)	#106	@ NYM	Kodai Senga (0-8)	#119
Mon, Apr 27th	@ MIN	Connor Prielipp (3-6)	#75
Tue, Apr 28th	@ MIN	Joe Ryan (6-8)	#69	@ CIN	Chase Burns (14-2)	#27
Wed, Apr 29th	@ MIN	Taj Bradley (9-5)	#58	@ CIN	Brandon Williamson (2-3)	#407
Fri, May 1st	vs KC	Cole Ragans (1-4)		vs ATL	Grant Holmes (7-5)	#162
Sat, May 2nd	vs KC	Seth Lugo (5-7)	#140	vs ATL	Chris Sale (12-8)	#7
Sun, May 3rd	vs KC	Kris Bubic (3-2)	#152	vs ATL	Spencer Strider (4-2)	#292
Mon, May 4th	vs ATL	JR Ritchie (1-2)	#272	vs NYM	Huascar Brazoban (5-2)	#203
Tue, May 5th	vs ATL	Bryce Elder (8-7)	#171
Wed, May 6th	vs ATL	Martin Perez (8-6)	#199	vs NYM	Freddy Peralta (5-9)	#37
Fri, May 8th	@ CWS	Sean Burke (7-6)	#64	@ PHI	Jesus Luzardo (11-5)	#11
Sat, May 9th	@ CWS	Anthony Kay (9-5)	#172	@ PHI	Aaron Nola (4-9)	#65
Sun, May 10th	@ CWS	Davis Martin (9-6)	#121	@ PHI	Cristopher Sanchez (15-4)	#3
Mon, May 11th	@ HOU	Peter Lambert (8-6)	#133
Tue, May 12th	@ HOU	Tatsuya Imai (6-4)	#115	@ PIT	Paul Skenes (9-11)	#4
Wed, May 13th	@ HOU	Lance McCullers Jr. (2-3)	#266	@ PIT	Mitch Keller (6-8)
Thu, May 14th	@ HOU	Mike Burrows (4-9)	#219	@ PIT	Mason Montgomery (4-3)	#83
Fri, May 15th	vs SD	Randy Vasquez (8-6)	#382	vs ARI	Merrill Kelly (8-10)	#148
Sat, May 16th	vs SD	Walker Buehler (7-5)	#191	vs ARI	Eduardo Rodriguez (12-4)	#96
Sun, May 17th	vs SD	Lucas Giolito (2-3)	#370	vs ARI	Michael Soroka (8-3)	#66
Mon, May 18th	vs CWS	Noah Schultz (3-9)	#265	vs TEX	MacKenzie Gore (7-9)	#43
Tue, May 19th	vs CWS	Anthony Kay (9-5)	#172	vs TEX	Tyler Alexander (3-2)	#170
Wed, May 20th	vs CWS	Sean Burke (7-6)	#64	vs TEX	Jack Leiter (3-7)	#109
Fri, May 22nd	@ KC	Noah Cameron (6-8)	#74	@ ARI	Michael Soroka (8-3)	#66
Sat, May 23rd	@ KC	Stephen Kolek (4-3)		@ ARI	Zac Gallen (3-9)	#226
Sun, May 24th	@ KC	Seth Lugo (5-7)	#140	@ ARI	Ryne Nelson (3-5)	#285
Mon, May 25th	@ ATH	Aaron Civale (5-7)	#167	@ LAD	Emmet Sheehan (4-8)	#145
Tue, May 26th	@ ATH	Gage Jump (5-7)	#101	@ LAD	Eric Lauer (7-6)	#278
Wed, May 27th	@ ATH	Jeffrey Springs (3-11)	#308	@ LAD	Shohei Ohtani (8-2)	#1
Fri, May 29th	vs ARI	Zac Gallen (3-9)	#226	vs SF	Logan Webb (8-7)	#18
Sat, May 30th	vs ARI	Ryne Nelson (3-5)	#285	vs SF	Adrian Houser (3-7)	#190
Sun, May 31st	vs ARI	Merrill Kelly (8-10)	#148	vs SF	Robbie Ray (10-7)	#108
Mon, Jun 1st	vs NYM	Austin Warren		@ LAA	Jose Soriano (9-6)	#42
Tue, Jun 2nd	vs NYM	Huascar Brazoban (5-2)	#203	@ LAA	Grayson Rodriguez (3-5)	#100
Wed, Jun 3rd	vs NYM	Freddy Peralta (5-9)	#37	@ LAA	Walbert Urena (8-8)	#250
Fri, Jun 5th	@ DET	Framber Valdez (7-8)	#33	vs MIL	Brandon Sproat (3-7)	#207
Sat, Jun 6th	@ DET	Keider Montero (9-7)	#143	vs MIL	Jacob Misiorowski (12-5)	#5
Sun, Jun 7th	@ DET	Jack Flaherty (3-8)	#128	vs MIL	Shane Drohan (6-4)	#95
Mon, Jun 8th	@ BAL	Trey Gibson (1-3)	#394
Tue, Jun 9th	@ BAL	Trevor Rogers (7-8)	#50	vs CHC	Colin Rea (8-8)	#229
Wed, Jun 10th	@ BAL	Brandon Young (9-3)	#142	vs CHC	Shota Imanaga (8-9)	#22
Thu, Jun 11th	@ BAL	Kyle Bradish (7-11)	#38	vs CHC	Edward Cabrera (5-4)	#77
Fri, Jun 12th	@ WSH	Zack Littell (8-8)	#220	@ ATH	Gage Jump (5-7)	#101
Sat, Jun 13th	@ WSH	Cade Cavalli (10-5)	#46	@ ATH	Joey Estes (0-0)	#336
Sun, Jun 14th	@ WSH	PJ Poulin (3-0)	#350	@ ATH	Jeffrey Springs (3-11)	#308
Tue, Jun 16th	vs BAL	Brandon Young (9-3)	#142	@ CHC	Edward Cabrera (5-4)	#77
Wed, Jun 17th	vs BAL	Kyle Bradish (7-11)	#38	@ CHC	Javier Assad (6-1)	#205
Thu, Jun 18th	vs BAL	Shane Baz (4-12)	#57
Fri, Jun 19th	vs BOS	Ranger Suarez (4-3)	#25	vs PIT	Bubba Chandler (6-8)	#117
Sat, Jun 20th	vs BOS	Connelly Early (7-5)	#165	vs PIT	Paul Skenes (9-11)	#4
Sun, Jun 21st	vs BOS	Payton Tolle (8-6)	#31	vs PIT	Jared Jones (2-5)	#47
Tue, Jun 23rd	@ PIT	Mitch Keller (6-8)		vs BOS	Sonny Gray (15-3)	#26
Wed, Jun 24th	@ PIT	Braxton Ashcraft (12-5)	#29	vs BOS	Ranger Suarez (4-3)	#25
Thu, Jun 25th	@ PIT	Bubba Chandler (6-8)	#117
Fri, Jun 26th	@ CLE	Joey Cantillo (9-7)	#67	@ MIN	Taj Bradley (9-5)	#58
Sat, Jun 27th	@ CLE	Slade Cecconi (4-7)	#185	@ MIN	Mike Paredes (0-3)	#411
Sun, Jun 28th	@ CLE	Gavin Williams (11-7)	#17	@ MIN	Connor Prielipp (3-6)	#75
Mon, Jun 29th	vs LAA	Ryan Johnson (2-6)	#257	vs MIA	Sandy Alcantara (13-7)	#61
Tue, Jun 30th	vs LAA	Jose Soriano (9-6)	#42	vs MIA	Eury Perez (6-9)	#36
Thu, Jul 2nd	vs LAA	Walbert Urena (8-8)	#250	vs MIA	Ryan Gusto (0-3)	#187
Fri, Jul 3rd	vs TOR	Dylan Cease (7-5)	#10	vs SF	Logan Webb (8-7)	#18
Sat, Jul 4th	vs TOR	Shane Bieber (4-2)	#92	vs SF	Robbie Ray (10-7)	#108
Sun, Jul 5th	vs TOR	Trey Yesavage (5-5)	#263	vs SF	Tyler Mahle (4-9)	#82
Tue, Jul 7th	@ MIA	Max Meyer (9-1)	#144	@ LAD	Justin Wrobleski (11-5)	#107
Wed, Jul 8th	@ MIA	Tyler Phillips (3-6)	#247	@ LAD	Roki Sasaki (5-5)	#90
Thu, Jul 9th	@ MIA	Janson Junk (6-7)	#97	@ SF	Carson Whisenhunt (3-3)	#195
Fri, Jul 10th	@ TB	Nick Martinez (12-3)	#81	@ SF	Robbie Ray (10-7)	#108
Sat, Jul 11th	@ TB	Griffin Jax (6-9)	#85	@ SF	Tyler Mahle (4-9)	#82
Sun, Jul 12th	@ TB	Ian Seymour (9-3)	#53	@ SF	Trevor McDonald (3-7)
Fri, Jul 17th	vs SF	Landen Roupp (7-12)	#80	vs CIN	Brady Singer (5-11)	#189
Sat, Jul 18th	vs SF	Logan Webb (8-7)	#18	vs CIN	Rhett Lowder (4-8)	#209
Sun, Jul 19th	vs SF	Robbie Ray (10-7)	#108	vs CIN	Hunter Greene (2-2)
Mon, Jul 20th	vs CIN	Andrew Abbott (6-7)	#123	vs WSH	Andrew Alvarez (2-4)	#125
Tue, Jul 21st	vs CIN	Chase Burns (14-2)	#27	vs WSH	Carson Palmquist (0-2)	#379
Wed, Jul 22nd	vs CIN	Brady Singer (5-11)	#189	vs WSH	Cade Cavalli (10-5)	#46
Fri, Jul 24th	@ TEX	MacKenzie Gore (7-9)	#43	@ MIL	Shane Drohan (6-4)	#95
Sat, Jul 25th	@ TEX	Nathan Eovaldi (10-9)	#99	@ MIL	Robert Gasser (3-5)	#127
Sun, Jul 26th	@ TEX	Jacob deGrom (8-8)	#6	@ MIL	Jacob Misiorowski (12-5)	#5
Mon, Jul 27th	@ TEX	Kumar Rocker (4-9)	#102
Tue, Jul 28th	@ LAD	Justin Wrobleski (11-5)	#107	@ SD	Michael King (8-8)	#59
Wed, Jul 29th	@ LAD	Eric Lauer (7-6)	#278	@ SD	Kyle Hart (0-3)	#182
Thu, Jul 30th	@ LAD	Roki Sasaki (5-5)	#90
Fri, Jul 31st	vs MIN	Zebby Matthews (6-8)	#98	vs KC	Michael Wacha (5-8)	#71
Sat, Aug 1st	vs MIN	Connor Prielipp (3-6)	#75	vs KC	Luinder Avila (5-4)
Sun, Aug 2nd	vs MIN	Taj Bradley (9-5)	#58	vs KC	Seth Lugo (5-7)	#140
Tue, Aug 4th	vs DET	Troy Melton (7-1)	#60	vs TB	Freddy Peralta (5-9)	#37
Wed, Aug 5th	vs DET	Drew Anderson (4-4)	#70	vs TB	Nick Martinez (12-3)	#81
Thu, Aug 6th	vs DET	Framber Valdez (7-8)	#33
Fri, Aug 7th	vs TB	Drew Rasmussen (12-5)	#14	@ STL	Kyle Leahy (9-4)	#89
Sat, Aug 8th	vs TB	Casey Legumina (2-2)	#241	@ STL	Matthew Liberatore (5-10)	#88
Sun, Aug 9th	vs TB	Ian Seymour (9-3)	#53	@ STL	Michael McGreevy (5-9)	#106
Tue, Aug 11th	@ NYY	Ryan Weathers (5-7)	#54	@ ARI	Mitch Bratt (1-1)	#166
Wed, Aug 12th	@ NYY	Will Warren (8-6)	#56	@ ARI	Merrill Kelly (8-10)	#148
Thu, Aug 13th	@ NYY	Max Fried (4-4)	#16
Fri, Aug 14th	@ HOU	Peter Lambert (8-6)	#133	@ SF	Landen Roupp (7-12)	#80
Sat, Aug 15th	@ HOU	Hayden Wesneski (2-1)	#87	@ SF	Logan Webb (8-7)	#18
Sun, Aug 16th	@ HOU	Hunter Brown (3-2)	#21	@ SF	Blade Tidwell (0-0)	#136
Tue, Aug 18th	@ MIL	Kyle Harrison (9-3)	#51	vs LAD	Eric Lauer (7-6)	#278
Wed, Aug 19th	@ MIL	Dustin May (6-7)	#52	vs LAD	Roki Sasaki (5-5)	#90
Thu, Aug 20th	@ MIL	Robert Gasser (3-5)	#127
Fri, Aug 21st	vs CHC	Matthew Boyd (8-2)	#39	vs CLE	Joey Cantillo (9-7)	#67
Sat, Aug 22nd	vs CHC	Edward Cabrera (5-4)	#77	vs CLE	Tanner Bibee (4-12)	#63
Sun, Aug 23rd	vs CHC	Shota Imanaga (8-9)	#22	vs CLE	Foster Griffin (13-4)	#48
Mon, Aug 24th	vs PHI	Zack Wheeler (10-4)	#8	@ WSH	Cade Cavalli (10-5)	#46
Tue, Aug 25th	vs PHI	Aaron Nola (4-9)	#65	@ WSH	Andrew Alvarez (2-4)	#125
Wed, Aug 26th	vs PHI			@ WSH
Fri, Aug 28th	@ TOR			@ ATL
Sat, Aug 29th	@ TOR			@ ATL
Sun, Aug 30th	@ TOR			@ ATL
Mon, Aug 31st	@ BOS			vs BAL
Tue, Sep 1st	@ BOS			vs BAL
Wed, Sep 2nd	@ BOS			vs BAL
Thu, Sep 3rd	vs ATH
Fri, Sep 4th	vs ATH			vs STL
Sat, Sep 5th	vs ATH			vs STL
Sun, Sep 6th	vs ATH			vs STL
Tue, Sep 8th	vs TEX			@ NYY
Wed, Sep 9th	vs TEX			@ NYY
Thu, Sep 10th	vs TEX			@ NYY
Fri, Sep 11th	@ ATH			@ DET
Sat, Sep 12th	@ ATH			@ DET
Sun, Sep 13th	@ ATH			@ DET
Mon, Sep 14th	@ LAA			vs SD
Tue, Sep 15th	@ LAA			vs SD
Wed, Sep 16th	@ LAA			vs SD
Fri, Sep 18th	@ COL			vs SEA
Sat, Sep 19th	@ COL			vs SEA
Sun, Sep 20th	@ COL			vs SEA
Tue, Sep 22nd	vs HOU			vs ARI
Wed, Sep 23rd	vs HOU			vs ARI
Thu, Sep 24th	vs LAA			vs ARI
Fri, Sep 25th	vs LAA			@ CWS
Sat, Sep 26th	vs LAA			@ CWS
Sun, Sep 27th	vs LAA			@ CWS
Thu, Apr 9th				@ SD	Randy Vasquez (8-6)	#382
Thu, Apr 23rd				vs SD	Matt Waldron (1-2)	#238
Thu, Apr 30th				@ CIN	Andrew Abbott (6-7)	#123
Thu, May 7th				vs NYM	Christian Scott (3-3)	#45
Thu, May 21st				@ ARI	Eduardo Rodriguez (12-4)	#96
Mon, Jun 15th				@ CHC	Shota Imanaga (8-9)	#22
Mon, Jun 22nd				vs BOS	Jake Bennett (7-6)	#78
Wed, Jul 1st				vs MIA	Max Meyer (9-1)	#144
Mon, Jul 6th				@ LAD	Eric Lauer (7-6)	#278
Mon, Aug 3rd				vs TB	Ian Seymour (9-3)	#53
Mon, Aug 10th				@ ARI	Michael Soroka (8-3)	#66
Mon, Aug 17th				vs LAD	Blake Snell (0-1)	#19
Thu, Aug 27th				@ WSH
Thu, Sep 17th				vs SD