The 2026 Arizona Diamondbacks season was the franchise's 29th season in Major League Baseball and their 29th season at Chase Field in Phoenix, Arizona, as members of the National League West. They were managed by Torey Lovullo in his tenth season with the franchise.

On September 27 (the last day of the season), the Diamondbacks were eliminated from playoff contention, and extending their drought of a playoff spot to three seasons.

Offseason The Diamondbacks finished the 2025 season with a record of 80–82, which was down from their 89–73 from 2024. They missed the playoffs for the second consecutive season.

Transactions November 2025 RHP Zac Gallen, LHP Jalen Beeks and C James McCann elected free agency. 2B Ildemaro Vargas elected free agency. C James McCann re-signed with the Diamondbacks to a 1-year, $2.75 million contract.

December 2025 Diamondbacks signed right-handed pitcher Michael Soroka to a 1-year, $7.5 million contract. Philadelphia Phillies traded minor league OF Avery Owusu-Asiedu to Arizona Diamondbacks for RHP Kyle Backhus. Diamondbacks signed right-handed pitcher Merrill Kelly to a 2-year, $40 million contract.

January 2026 St. Louis Cardinals traded 3B Nolan Arenado & $31 million for RHP Jack Martinez. Signed RHP Taylor Clarke

February 2026 Baltimore Orioles traded RHP Kade Strowd, Wellington Aracena and Jose Mejia for INF Blaze Alexander. Diamondbacks signed 1B Carlos Santana to a 1-year, $2.0 million contract.

May 2026 Los Angeles Dodgers traded OF Jose Requena for OF Alek Thomas.

June 2026 Diamondbacks signed OF Max Kepler to a 1-year contract.

August 2026 St. Louis Cardinals traded OF Lars Nootbaar for RHP Daniel Eagen, Sandro Santana, and a player to be named later. Signed RHP Zack Littell to a Major League Contract.

Season standings National League West

National League Wild Card

Record vs. opponents

Game log Regular season

Legend Diamondbacks win Diamondbacks loss Postponement Eliminated from playoff raceBoldDiamondbacks team member

|-style="background:#fbb;" | 1 || March 26 || @ Dodgers || 2–8 || Yamamoto (1–0) || Gallen (0–1) || — || 53,712 || 0–1 || L1 |-style="background:#fbb;" | 2 || March 27 || @ Dodgers || 4–5 || Henriquez (1–0) || Ginkel (0–1) || Díaz (1) || 51,540 || 0–2 || L2 |-style="background:#fbb;" | 3 || March 28 || @ Dodgers || 2–3 || Klein (1–0) || Morillo (0–1) || Díaz (2) || 53,340 || 0–3 || L3 |-style="background:#bfb;" | 4 || March 30 || Tigers || 9–6 || Soroka (1–0) || Verlander (0–1) || Sewald (1) || 48,350 || 1–3 || W1 |-style="background:#bfb;" | 5 || March 31 || Tigers || 7–5 || Hoffmann (1–0) || Vest (0–1) || Sewald (2) || 28,780 || 2–3 || W2 |-style="background:#bfb;" | 6 || April 1 || Tigers || 1–0 || Gallen (1–1) || Skubal (1–1) || Loáisiga (1) || 23,166 || 3–3 || W3 |-style="background:#fbb;" | 7 || April 2 || Braves || 2–17 || López (1–0) || Nelson (0–1) || Bido (1) || 21,600 || 3–4 || L1 |-style="background:#fbb;" | 8 || April 3 || Braves || 0–2 || Suárez (1–0) || Sewald (0–1) || Iglesias (1) || 29,192 || 3–5 || L2 |-style="background:#bfb;" | 9 || April 4 || Braves || 2–1 || Soroka (2–0) || Elder (1–1) || Sewald (3) || 37,457 || 4–5 || W1 |-style="background:#bfb;" | 10 || April 5 || Braves || 6–5 || Rashi (1–0) || Payamps (0–1) || — || 25,814 || 5–5 || W2 |-style="background:#fbb;" | 11 || April 7 || @ Mets || 3–4 || Weaver (1–0) || Sewald (0–2) || — || 34,753 || 5–6 || L1 |-style="background:#bfb;" | 12 || April 8 || @ Mets || 7–2 || Nelson (1–1) || Peterson (0–2) || — || 33,422 || 6–6 || W1 |-style="background:#bfb;" | 13 || April 9 || @ Mets || 7–1 || Rodríguez (1–0) || McLean (1–1) || — || 35,783 || 7–6 || W2 |-style="background:#bfb;" | 14 || April 10 || @ Phillies || 5–4 || Soroka (3–0) || Luzardo (1–2) || Sewald (4) || 41,683 || 8–6 || W3 |-style="background:#fbb;" | 15 || April 11 || @ Phillies || 3–4 || Walker (1–2) || Pfaadt (0–1) || Durán (5) || 41,201 || 8–7 || L1 |-style="background:#bfb;" | 16 || April 12 || @ Phillies || 4–3 || Clarke (1–0) || Alvarado (0–1) || Sewald (5) || 43,060 || 9–7 || W1 |-style="background:#fbb;" | 17 || April 13 || @ Orioles || 7–9 || Suárez (1–0) || Loáisiga (0–1) || Helsley (5) || 10,289 || 9–8 || L1 |-style="background:#bfb;" | 18 || April 14 || @ Orioles || 4–3 || Kelly (1–0) || Rogers (2–1) || Sewald (6) || 13,524 || 10–8 || W1 |-style="background:#bfb;" | 19 || April 15 || @ Orioles || 8–5 || Thompson (1–0) || Wells (0–1) || Morillo (1) || 17,028 || 11–8 || W2 |-style="background:#bfb;" | 20 || April 17 || Blue Jays || 6–3 || Soroka (4–0) || Lauer (1–3) || Sewald (7) || 32,747 || 12–8 || W3 |-style="background:#bfb;" | 21 || April 18 || Blue Jays || 6–2 || Morillo (1–1) || Hoffman (1–2) || — || 36,946 || 13–8 || W4 |-style="background:#fbb;" | 22 || April 19 || Blue Jays || 4–10 || Gausman (1–1) || Nelson (1–2) || — || 32,240 || 13–9 || L1 |-style="background:#fbb;" | 23 || April 21 || White Sox || 5–11 || Burke (1–2) || Kelly (1–1) || — || 23,045 || 13–10 || L2 |-style="background:#bfb;" | 24 || April 22 || White Sox || 11–7 || Rodríguez (2–0) || Kay (1–1) || — || 20,799 || 14–10 || W1 |-style="background:#fbb;" | 25 || April 23 || White Sox || 1–4 || Taylor (1–0) || Sewald (0–3) || Domínguez (5) || 20,405 || 14–11 || L1 |-style="background:#fbb;" | 26 || April 25 || Padres* || 4–6 || Márquez (3–1) || Clarke (1–1) || Miller (10) || 19,630 || 14–12 || L2 |-style="background:#bfb;" | 27 || April 26 || Padres* || 12–7 || Thompson (2–0) || Rodríguez (0–2) || — || 19,671 || 15–12 || W1 |-style="background:#fbb;" | 28 || April 28 || @ Brewers || 2–13 || Patrick (2–1) || Kelly (1–2) || Woodford (1) || 23,062 || 15–13 || L1 |-style="background:#bfb;" | 29 || April 29 || @ Brewers || 6–2 || Ginkel (1–1) || Sproat (0–2) || — || 24,540 || 16–13 || W1 |-style="background:#fbb;" | 30 || April 30 || @ Brewers || 1–13 || Drohan (1–1) || Soroka (4–1) || — || 26,849 || 16–14 || L1 |- |colspan="10"|*April 25 and 26 games played at Estadio Alfredo Harp Helú in Mexico City, Mexico

|-style="background:#fbb;" | 31 || May 1 || @ Cubs || 5–6 || Rea (4–1) || Gallen (1–2) || Webb (1) || 31,083 || 16–15 || L2 |-style="background:#fbb;" | 32 || May 2 || @ Cubs || 0–2 || Imanaga (3–2) || Nelson (1–3) || Brown (1) || 36,907 || 16–16 || L3 |-style="background:#fbb;" | 33 || May 3 || @ Cubs || 4–8 || Boyd (2–1) || Kelly (1–3) || — || 35,597 || 16–17 || L4 |-style="background:#bfb;" | 34 || May 5 || Pirates || 9–0 || Rodríguez (3–0) || Chandler (1–4) || — || 22,410 || 17–17 || W1 |-style="background:#fbb;" | 35 || May 6 || Pirates || 0–1 || Skenes (5–2) || Soroka (4–2) || Soto (2) || 21,719 || 17–18 || L1 |-style="background:#fbb;" | 36 || May 7 || Pirates || 2–4 || Keller (4–1) || Gallen (1–3) || Soto (3) || 21,827 || 17–19 || L2 |-style="background:#fbb;" | 37 || May 8 || Mets || 1–3 || Williams (2–1) || Ginkel (1–2) || Myers (1) || 30,599 || 17–20 || L3 |-style="background:#bfb;" | 38 || May 9 || Mets || 2–1 || Kelly (2–3) || Holmes (4–3) || Sewald (8) || 38,726 || 18–20 || W1 |-style="background:#bfb;" | 39 || May 10 || Mets || 5–1 || Rodríguez (4–0) || Brazobán (2–1) || — || 40,170 || 19–20 || W2 |-style="background:#bfb;" | 40 || May 11 || @ Rangers || 1–0 || Soroka (5–2) || Junis (0–1) || Sewald (9) || 22,651 || 20–20 || W3 |-style="background:#fbb;" | 41 || May 12 || @ Rangers || 4–7 || Gore (3–3) || Gallen (1–4) || Latz (5) || 23,160 || 20–21 || L1 |-style="background:#fbb;" | 42 || May 13 || @ Rangers || 5–6 || Quantrill (2–0) || Sewald (0–4) || — || 26,049 || 20–22 || L2 |-style="background:#bfb;" | 43 || May 15 || @ Rockies || 9–1 || Kelly (3–3) || Freeland (1–5) || — || 27,557 || 21–22 || W1 |-style="background:#fbb;" | 44 || May 16 || @ Rockies || 2–4 || Sugano (4–3) || Rodríguez (4–1) || Senzatela (3) || 34,405 || 21–23 || L1 |-style="background:#bfb;" | 45 || May 17 || @ Rockies || 8–6 || Soroka (6–2) || Lorenzen (2–6) || Sewald (10) || 24,955 || 22–23 || W1 |-style="background:#bfb;" | 46 || May 18 || Giants || 12–2 || Gallen (2–4) || Ray (3–6) || — || 20,072 || 23–23 || W2 |-style="background:#bfb;" | 47 || May 19 || Giants || 5–3 || Loáisiga (1–1) || Kilian (1–2) || — || 19,548 || 24–23 || W3 |-style="background:#bfb;" | 48 || May 20 || Giants || 6–3 || Kelly (4–3) || Mahle (1–6) || Sewald (11) || 17,748 || 25–23 || W4 |-style="background:#bfb;" | 49 || May 21 || Rockies || 2–1 || Sewald (1–4) || Mejía (0–4) || — || 14,761 || 26–23 || W5 |-style="background:#fbb;" | 50 || May 22 || Rockies || 2–3 || Senzatela (4–0) || Thompson (2–1) || — || 29,945 || 26–24 || L1 |-style="background:#bfb;" | 51 || May 23 || Rockies || 5–4 || Gallen (3–4) || Lorenzen (2–7) || Sewald (12) || 33,891 || 27–24 || W1 |-style="background:#bfb;" | 52 || May 24 || Rockies || 9–1 || Nelson (2–3) || Quintana (2–3) || — || 30,037 || 28–24 || W2 |-style="background:#bfb;" | 53 || May 25 || @ Giants || 6–2 || Kelly (5–3) || Roupp (5–5) || — || 38,380 || 29–24 || W3 |-style="background:#bfb;" | 54 || May 26 || @ Giants || 7–5 || Rodríguez (5–1) || Mahle (1–7) || Sewald (13) || 32,336 || 30–24 || W4 |-style="background:#bfb;" | 55 || May 27 || @ Giants || 3–2 || Soroka (7–2) || McDonald (2–2) || Sewald (14) || 33,258 || 31–24 || W5 |-style="background:#fbb;" | 56 || May 29 || @ Mariners || 6–7 || Criswell (2–1) || Morillo (1–2) || — || 44,198 || 31–25 || L1 |-style="background:#fbb;" | 57 || May 30 || @ Mariners || 1–5 || Woo (5–3) || Nelson (2–4) || — || 44,364 || 31–26 || L2 |-style="background:#fbb;" | 58 || May 31 || @ Mariners || 2–3 || Castillo (2–5) || Loáisiga (1–2) || — || 41,897 || 31–27 || L3

|-style="background:#bfb;" | 59 || June 1 || Dodgers || 4–1 || Clarke (2–1) || Sheehan (3–2) || Sewald (15) || 31,410 || 32–27 || W1 |-style="background:#fbb;" | 60 || June 2 || Dodgers || 5–6 || Treinen (2–1) || Soroka (7–3) || Scott (6) || 32,829 || 32–28 || L1 |-style="background:#fbb;" | 61 || June 3 || Dodgers || 0–7 || Ohtani (6–2) || Gallen (3–5) || — || 36,213 || 32–29 || L2 |-style="background:#bfb;" | 62 || June 4 || Dodgers || 3–2 || Sewald (2–4) || Scott (1–3) || — || 41,999 || 33–29 || W1 |-style="background:#fbb;" | 63 || June 5 || Nationals || 1–14 || Griffin (7–2) || Kelly (5–4) || — || 24,272 || 33–30 || L1 |-style="background:#fbb;" | 64 || June 6 || Nationals || 1–6 || Littell (6–4) || Rodríguez (5–2) || Lord (1) || 30,638 || 33–31 || L2 |-style="background:#bfb;" | 65 || June 7 || Nationals || 5–1 || Soroka (8–3) || Cavalli (3–4) || — || 35,540 || 34–31 || W1 |-style="background:#fbb;" | 66 || June 9 || @ Marlins || 6–10 || Fairbanks (3–3) || Garcia (0–1) || — || 8,372 || 34–32 || L1 |-style="background:#fbb;" | 67 || June 10 || @ Marlins || 0–8 || Kempner (1–0) || Nelson (2–5) || — || 7,729 || 34–33 || L2 |-style="background:#fbb;" | 68 || June 11 || @ Marlins || 0–2 || Phillips (1–1) || Kelly (5–5) || Fairbanks (8) || 8,580 || 34–34 || L3 |-style="background:#bfb;" | 69 || June 12 || @ Reds || 5–2 || Ginkel (2–2) || Burke (2–3) || Sewald (16) || 29,803 || 35–34 || W1 |-style="background:#fbb;" | 70 || June 13 || @ Reds || 1–2 || Petty (1–1) || Morillo (1–3) || Santillan (3) || 27,563 || 35–35 || L1 |-style="background:#bfb;" | 71 || June 14 || @ Reds || 5–3 || Morillo (2–3) || Maxwell (0–1) || Sewald (17) || 22,946 || 36–35 || W1 |-style="background:#bfb;" | 72 || June 15 || Angels || 4–3 || Nelson (3–5) || Ureña (4–5) || Sewald (18) || 29,457 || 37–35 || W2 |-style="background:#fbb;" | 73 || June 16 || Angels || 0–7 || Detmers (3–5) || Kelly (5–6) || — || 36,905 || 37–36 || L1 |-style="background:#bfb;" | 74 || June 17 || Angels || 8–1 || Rodríguez (6–2) || Aldegheri (2–2) || — || 28,433 || 38–36 || W1 |-style="background:#bfb;" | 75 || June 19 || Twins || 9–5 || Loáisiga (2–2) || Prielipp (2–5) || — || 25,110 || 39–36 || W2 |-style="background:#fbb;" | 76 || June 20 || Twins || 8–16 || Bradley (6–3) || Gallen (3–6) || — || 30,575 || 39–37 || L1 |-style="background:#fbb;"