The 1934 Pittsburgh Pirates season was the 53rd season of the Pittsburgh Pirates franchise; the 48th in the National League. The Pirates finished fifth in the league standings with a record of 74–76.
Regular season
The roster featured seven future Hall of Famers: player-manager Pie Traynor, pitcher Waite Hoyt, pitcher Burleigh Grimes, shortstop Arky Vaughan, outfielder Freddie Lindstrom, center fielder Lloyd Waner, and right fielder Paul Waner.
Season standings
Record vs. opponents
Game log
|- bgcolor="ffbbbb" | 1 || April 17 || @ Cardinals || 1–7 || Dean || Meine (0–1) || — || — || 0–1 |- bgcolor="ccffcc" | 2 || April 18 || @ Cardinals || 7–6 || French (1–0) || Grimes || Chagnon (1) || — || 1–1 |- bgcolor="ccffcc" | 3 || April 19 || @ Cardinals || 14–4 || Birkofer (1–0) || Hallahan || — || — || 2–1 |- bgcolor="ffbbbb" | 4 || April 21 || @ Reds || 3–8 || Stout || Swift (0–1) || Shaute || — || 2–2 |- bgcolor="ccffcc" | 5 || April 22 || @ Reds || 5–4 || Smith (1–0) || Shaute || — || — || 3–2 |- bgcolor="ccffcc" | 6 || April 24 || Cardinals || 5–4 || Chagnon (1–0) || Haines || — || 15,000 || 4–2 |- bgcolor="ffbbbb" | 7 || April 26 || Cardinals || 1–10 || Hallahan || Birkofer (1–1) || — || — || 4–3 |- bgcolor="ffbbbb" | 8 || April 28 || Reds || 4–7 || Frey || Swift (0–2) || Derringer || — || 4–4 |- bgcolor="ccffcc" | 9 || April 29 || Reds || 9–5 || Lucas (1–0) || Shaute || — || 20,000 || 5–4 |- bgcolor="ffbbbb" | 10 || April 30 || Cubs || 6–8 (12) || Bush || French (1–1) || — || — || 5–5
|- bgcolor="ccffcc" | 11 || May 1 || Cubs || 4–1 || Birkofer (2–1) || Root || — || — || 6–5 |- bgcolor="ccffcc" | 12 || May 2 || Cubs || 4–2 || Meine (1–1) || Warneke || — || — || 7–5 |- bgcolor="ffbbbb" | 13 || May 3 || Giants || 3–5 || Bell || Smith (1–1) || — || — || 7–6 |- bgcolor="ccffcc" | 14 || May 4 || Giants || 4–3 || Lucas (2–0) || Hubbell || — || — || 8–6 |- bgcolor="ccffcc" | 15 || May 5 || Giants || 6–3 || Birkofer (3–1) || Fitzsimmons || — || — || 9–6 |- bgcolor="ccffcc" | 16 || May 6 || Dodgers || 8–5 || Meine (2–1) || Leonard || Hoyt (1) || 12,000 || 10–6 |- bgcolor="ccffcc" | 17 || May 7 || Dodgers || 7–6 (10) || Chagnon (2–0) || Leonard || — || — || 11–6 |- bgcolor="ccffcc" | 18 || May 8 || Dodgers || 5–2 || Swift (1–2) || Mungo || — || — || 12–6 |- bgcolor="ffbbbb" | 19 || May 9 || Phillies || 2–6 || Davis || Lucas (2–1) || — || — || 12–7 |- bgcolor="ccffcc" | 20 || May 11 || Phillies || 6–4 (10) || Hoyt (1–0) || Collins || — || — || 13–7 |- bgcolor="ccffcc" | 21 || May 12 || Phillies || 11–6 || Chagnon (3–0) || Holley || Hoyt (2) || — || 14–7 |- bgcolor="ccffcc" | 22 || May 13 || Braves || 9–2 || Smith (2–1) || Brandt || — || 14,000 || 15–7 |- bgcolor="ffbbbb" | 23 || May 17 || @ Dodgers || 1–2 (10) || Mungo || Swift (1–3) || — || — || 15–8 |- bgcolor="ccffcc" | 24 || May 18 || @ Dodgers || 8–3 || Birkofer (4–1) || Perkins || French (1) || — || 16–8 |- bgcolor="ffbbbb" | 25 || May 19 || @ Dodgers || 5–8 || Herring || Lucas (2–2) || — || — || 16–9 |- bgcolor="ffbbbb" | 26 || May 20 || @ Phillies || 4–16 || Davis || Smith (2–2) || Hansen || — || 16–10 |- bgcolor="ccffcc" | 27 || May 21 || @ Phillies || 11–4 || French (2–1) || Pearce || — || — || 17–10 |- bgcolor="ccffcc" | 28 || May 22 || @ Phillies || 13–4 (7) || Birkofer (5–1) || Darrow || — || — || 18–10 |- bgcolor="ffbbbb" | 29 || May 23 || @ Braves || 1–6 || Frankhouse || Meine (2–2) || — || — || 18–11 |- bgcolor="ccffcc" | 30 || May 24 || @ Braves || 7–3 || Swift (2–3) || Brandt || — || — || 19–11 |- bgcolor="ccffcc" | 31 || May 27 || @ Giants || 7–3 || Lucas (3–2) || Smith || — || 35,000 || 20–11 |- bgcolor="ffbbbb" | 32 || May 28 || @ Giants || 2–3 (11) || Luque || French (2–2) || — || — || 20–12 |- bgcolor="ffbbbb" | 33 || May 28 || @ Giants || 0–1 || Hubbell || Birkofer (5–2) || — || — || 20–13 |- bgcolor="ffbbbb" | 34 || May 30 || @ Cubs || 2–7 || Warneke || Meine (2–3) || — || — || 20–14 |- bgcolor="ffbbbb" | 35 || May 30 || @ Cubs || 4–5 (11) || Root || French (2–3) || — || 40,000 || 20–15 |- bgcolor="ffbbbb" | 36 || May 31 || @ Cubs || 5–11 || Bush || Swift (2–4) || — || — || 20–16
|- bgcolor="ccffcc" | 37 || June 1 || Cardinals || 4–3 || Hoyt (2–0) || Hallahan || — || — || 21–16 |- bgcolor="ffbbbb" | 38 || June 2 || Cardinals || 4–13 || Dean || Lucas (3–3) || — || — || 21–17 |- bgcolor="ccffcc" | 39 || June 2 || Cardinals || 6–3 || French (3–3) || Winford || — || — || 22–17 |- bgcolor="ccffcc" | 40 || June 3 || Cardinals || 4–2 || Meine (3–3) || Carleton || Hoyt (3) || — || 23–17 |- bgcolor="ccffcc" | 41 || June 6 || @ Reds || 3–1 || Swift (3–4) || Derringer || — || — || 24–17 |- bgcolor="ccffcc" | 42 || June 6 || @ Reds || 5–1 || Birkofer (6–2) || Frey || — || — || 25–17 |- bgcolor="ccffcc" | 43 || June 7 || @ Reds || 2–1 || Lucas (4–3) || Kleinhans || — || — || 26–17 |- bgcolor="ffbbbb" | 44 || June 8 || @ Cardinals || 2–6 || Carleton || French (3–4) || — || — || 26–18 |- bgcolor="ffbbbb" | 45 || June 10 || @ Cardinals || 2–3 || Dean || French (3–5) || — || — || 26–19 |- bgcolor="ffbbbb" | 46 || June 12 || Dodgers || 7–9 || Smythe || Hoyt (2–1) || — || — || 26–20 |- bgcolor="ccffcc" | 47 || June 13 || Dodgers || 15–2 || Swift (4–4) || Herring || — || — || 27–20 |- bgcolor="ffbbbb" | 48 || June 14 || Dodgers || 2–3 (10) || Mungo || Birkofer (6–3) || — || — || 27–21 |- bgcolor="ffbbbb" | 49 || June 15 || Dodgers || 4–6 || Zachary || Lucas (4–4) || — || — || 27–22 |- bgcolor="ffbbbb" | 50 || June 16 || Giants || 2–5 || Hubbell || Birkofer (6–4) || — || — || 27–23 |- bgcolor="ffbbbb" | 51 || June 17 || Giants || 3–9 || Bell || Meine (3–4) || Luque || 10,000 || 27–24 |- bgcolor="ffbbbb" | 52 || June 19 || Giants || 3–5 || Schumacher || French (3–6) || Hubbell || — || 27–25 |- bgcolor="ccffcc" | 53 || June 20 || Braves || 6–5 || Chagnon (4–0) || Smith || — || — || 28–25 |- bgcolor="ffbbbb" | 54 || June 21 || Braves || 1–4 || Frankhouse || Birkofer (6–5) || — || — || 28–26 |- bgcolor="ffbbbb" | 55 || June 21 || Braves || 7–8 || Mangum || French (3–7) || Smith || — || 28–27 |- bgcolor="ccffcc" | 56 || June 22 || Braves || 7–6 || Birkofer (7–5) || Mangum || — || — || 29–27 |- bgcolor="ccffcc" | 57 || June 23 || Braves || 4–0 || French (4–7) || Brandt || — || — || 30–27 |- bgcolor="ccffcc" | 58 || June 24 || Phillies || 11–5 || Hoyt (3–1) || Lohrman || — || — || 31–27 |- bgcolor="ccffcc" | 59 || June 25 || Phillies || 7–1 || Swift (5–4) || Grabowski || — || — || 32–27 |- bgcolor="ffbbbb" | 60 || June 26 || Phillies || 4–5 || Collins || Birkofer (7–6) || — || — || 32–28 |- bgcolor="ccffcc" | 61 || June 26 || Phillies || 4–2 (6) || Lucas (5–4) || Holley || — || — || 33–28 |- bgcolor="ccffcc" | 62 || June 27 || Phillies || 4–1 || French (5–7) || Davis || — || — || 34–28 |- bgcolor="ffffff" | 63 || June 29 || Cubs || 8–8 (8) || || || — || — || 34–28 |- bgcolor="ffbbbb" | 64 || June 30 || Cubs || 4–6 || Lee || Birkofer (7–7) || — || — || 34–29
|- bgcolor="ccffcc" | 65 || July 1 || Cubs || 5–4 || Hoyt (4–1) || Tinning || — || — || 35–29 |- bgcolor="ccffcc" | 66 || July 3 || Reds || 10–0 || Lucas (6–4) || Kleinhans || — || — || 36–29 |- bgcolor="ccffcc" | 67 || July 4 || Reds || 5–1 || French (6–7) || Johnson || — || — || 37–29 |- bgcolor="ffbbbb" | 68 || July 4 || Reds || 3–4 || Derringer || Swift (5–5) || — || — || 37–30 |- bgcolor="ffbbbb" | 69 || July 6 || @ Cubs || 1–9 || Bush || Hoyt (4–2) || — || 27,000 || 37–31 |- bgcolor="ffbbbb" | 70 || July 7 || @ Cubs || 2–4 || Warneke || Lucas (6–5) || — || — || 37–32 |- bgcolor="ccffcc" | 71 || July 8 || @ Cubs || 11–4 || Birkofer (8–7) || Lee || — || — || 38–32 |- bgcolor="ffbbbb" | 72 || July 8 || @ Cubs || 3–12 || Weaver || Swift (5–6) || — || 47,138 || 38–33 |- bgcolor="ffbbbb" | 73 || July 11 || @ Giants || 2–3 || Schumacher || Hoyt (4–3) || — || — || 38–34 |- bgcolor="ccffcc" | 74 || July 12 || @ Giants || 3–1 || French (7–7) || Parmelee || — || — || 39–34 |- bgcolor="ffbbbb" | 75 || July 12 || @ Giants || 1–11 || Hubbell || Birkofer (8–8) || — || — || 39–35 |- bgcolor="ffbbbb" | 76 || July 13 || @ Giants || 6–7 || Fitzsimmons || Lucas (6–6) || Smith || — || 39–36 |- bgcolor="ccffcc" | 77 || July 14 || @ Braves || 4–3 (12) || Swift (6–6) || Smith || — || — || 40–36 |- bgcolor="ccffcc" | 78 || July 15 || @ Braves || 5–0 || Hoyt (5–3) || Rhem || — || — || 41–36 |- bgcolor="ffbbbb" | 79 || July 15 || @ Braves || 0–4 || Brandt || Meine (3–5) || — || — || 41–37 |- bgcolor="ffbbbb" | 80 || July 18 || @ Braves || 1–3 || Frankhouse || French (7–8) || — || — || 41–38 |- bgcolor="ffbbbb" | 81 || July 18 || @ Braves || 5–7 || Betts || Holley (0–1) || Brandt || — || 41–39 |- bgcolor="ffbbbb" | 82 || July 19 || @ Dodgers || 2–4 || Leonard || Swift (6–7) || — || — || 41–40 |- bgcolor="ffbbbb" | 83 || July 21 || @ Dodgers || 7–8 || Carroll || Lucas (6–7) || — || — || 41–41 |- bgcolor="ffbbbb" | 84 || July 22 || @ Dodgers || 2–3 || Babich || French (7–9) || — || — || 41–42 |- bgcolor="ffbbbb" | 85 || July 22 || @ Dodgers || 10–13 || Benge || Holley (0–2) || Leonard || 15,000 || 41–43 |- bgcolor="ffbbbb" | 86 || July 23 || @ Phillies || 2–3 || Moore || Swift (6–8) || — || — || 41–44 |- bgcolor="ffbbbb" | 87 || July 24 || @ Phillies || 0–9 || Johnson || Lucas (6–8) || — || — || 41–45 |- bgcolor="ccffcc" | 88 || July 26 || @ Phillies || 3–0 || French (8–9) || Collins || — || — || 42–45 |- bgcolor="ffbbbb" | 89 || July 26 || @ Phillies || 3–5 || Davis || Smith (2–3) || — || — || 42–46 |- bgcolor="ccffcc" | 90 || July 27 || Cardinals || 4–0 || Swift (7–8) || Haines || — || — || 43–46 |- bgcolor="ccffcc" | 91 || July 28 || Cardinals || 5–4 || Hoyt (6–3) || Dean || — || — || 44–46 |- bgcolor="ffbbbb" | 92 || July 29 || Cardinals || 5–9 || Carleton || Swift (7–9) || Dean || — || 44–47 |- bgcolor="ffbbbb" | 93 || July 31 || @ Reds || 4–6 || Kleinhans || French (8–10) || — || — || 44–48 |- bgcolor="ccffcc" | 94 || July 31 || @ Reds || 7–5 (11) || Hoyt (7–3) || Freitas || — || 5,500 || 45–48
|- bgcolor="ffbbbb" | 95 || August 1 || @ Reds || 6–7 || Derringer || Chagnon (4–1) || Johnson || — || 45–49 |- bgcolor="ccffcc" | 96 || August 2 || @ Reds || 13–3 || Lucas (7–8) || Frey || — || — || 46–49 |- bgcolor="ffbbbb" | 97 || August 3 || @ Cardinals || 3–9 || Dean || Hoyt (7–4) || — || — || 46–50 |- bgcolor="ffbbbb" | 98 || August 4 || @ Cardinals || 4–6 || Carleton || French (8–11) || Dean || — || 46–51 |- bgcolor="ccffcc" | 99 || August 5 || @ Cardinals || 6–4 || French (9–11) || Dean || — || — || 47–51 |- bgcolor="ccffcc" | 100 || August 5 || @ Cardinals || 7–2 || Hoyt (8–4) || Hallahan || — || — || 48–51 |- bgcolor="ccffcc" | 101 || August 7 || Cubs || 4–1 || Meine (4–5) || Lee || — || — || 49–51 |- bgcolor="ffbbbb" | 102 || August 8 || Cubs || 4–7 || Malone || Holley (0–3) || Warneke || — || 49–52 |- bgcolor="ffbbbb" | 103 || August 8 || Cubs || 3–14 || Bush || Swift (7–10) || — || — || 49–53 |- bgcolor="ccffcc" | 104 || August 10 || Reds || 8–7 || Meine (5–5) || Derringer || — || — || 50–53 |- bgcolor="ffbbbb" | 105 || August 11 || Reds || 3–4 || Johnson || French (9–12) || Freitas || — || 50–54 |- bgcolor="ccffcc" | 106 || August 11 || Reds || 8–3 || Lucas (8–8) || Kleinhans || — || — || 51–54 |- bgcolor="ccffcc" | 107 || August 12 || Reds || 9–6 || Hoyt (9–4) || Derringer || — || — || 52–54 |- bgcolor="ccffcc" | 108 || August 14 || Giants || 3–2 || Hoyt (10–4) || Hubbell || — || — || 53–54 |- bgcolor="ffbbbb" | 109 || August 15 || Giants || 4–5 || Fitzsimmons || French (9–13) || Smith || — || 53–55 |- bgcolor="ccffcc" | 110 || August 15 || Giants || 4–3 || Hoyt (11–4) || Bell || — || 18,000 || 54–55 |- bgcolor="ffbbbb" | 111 || August 17 || Giants || 3–7 || Parmelee || Lucas (8–9) || Smith || — || 54–56 |- bgcolor="ffbbbb" | 112 || August 17 || Giants || 3–8 || Hubbell || Meine (5–6) || — || — || 54–57 |- bgcolor="ffbbbb" | 113 || August 18 || Dodgers || 2–6 || Clark || Grimes (0–1) || — || — || 54–58 |- bgcolor="ffbbbb"