How Sandy Koufax's Losses Compares to Similar Players

Sandy Koufax totaled 87 career Losses, well above the starting pitcher average of 43.6 — production that significantly underperformed against league baselines. His strongest Losses season came in 1955, posting 2, well below the starting pitcher average of 6.6 that year. The highest point came in 1960 at 13, well above the starting pitcher average of 7.0 that year. Production slipped through the final seasons. The Losses total went from 5 in 1964 to 8 in 1965 and 9 in 1966, rising over the span. The decline marked the closing chapter of the career. Significant season-to-season variance characterizes the Losses profile — ranging from 2 to 13 — though the career average remained well below league norms.

Sandy Koufax Lifetime Losses

Stats similar to Losses for Sandy Koufax
Sandy Koufax
Losses
Career87
Season Avg.7.25
162 Game Avg.35.5
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Sandy Koufax Losses Per Season

Sandy Koufax's Losses for each season of his MLB career, plotted against that year's league average. Switch between comparisons — National League, Hall of Fame, SP, North America, or players born in the same country — to see how he stacked up year by year.
Sandy Koufax Losses per season line chart

Sandy Koufax Losses by Team

Sandy Koufax's career Losses totals broken down by each team he played for, ordered by when he first joined that team.
Sandy Koufax career Losses by team bar chart

Sandy Koufax Cumulative Losses — Career Progression

A running total of Sandy Koufax's career Losses, plotted season by season. Each point shows the cumulative figure through the end of that year, making it easy to see when he reached key milestones and how his pace changed over time.
Sandy Koufax Losses year-over-year waterfall chart

Sandy Koufax Losses Distribution vs. Comparable Players

Each box summarizes Sandy Koufax's seasonal Losses alongside a selected comparison group across all seasons he played. The box covers the middle 50% of seasons, the center line is the median, and the whiskers extend to the min and max. A tighter box means more consistency; a higher median means more output. Use the selector to switch comparison groups.
Sandy Koufax Losses distribution box chart versus comparable players

Sandy Koufax Losses — Season-by-Season Breakdown

Every season of Sandy Koufax's MLB career with Losses alongside league, Hall of Fame, positional, birth region, and country-of-birth averages for that year. Career totals include sum, average, min, max, and median.

Note: A dash (—) means no qualifying players existed in that comparison group for that season. Most commonly this happens for the Hall of Fame group.
Sandy Koufax Losses season-by-season breakdown table