How Ron Willis's Walks Allowed Per 9 Innings Compares to Similar Players

Ron Willis posted a career Walks Allowed Per 9 Innings of 4.49, well above the relief pitcher average of 3.6 — production that significantly underperformed against league baselines. His strongest Walks Allowed Per 9 Innings season came in 1966, posting 3.0, near the relief pitcher average of 3.2 that year. The highest point came in 1969 at 4.93, well above the relief pitcher average of 3.76 that year. Production slipped through the final seasons. The figure moved from 3.96 in 1968 to 4.93 in 1969 and 4.5 in 1970. The decline marked the closing chapter of the career. Some season-to-season variance runs through the career line, but the career average remained well below league norms across 5 seasons.

Ron Willis Lifetime Walks Allowed Per 9 Innings

Stats similar to Walks Allowed Per 9 Innings for Ron Willis
Ron Willis
Walks Allowed Per 9 Innings
Career4.49
Season Avg.4.49
162 Game Avg.4.49
More InfoSee More

Ron Willis Walks Allowed Per 9 Innings Per Season

Ron Willis's Walks Allowed Per 9 Innings for each season of his MLB career, plotted against that year's league average. Switch between comparisons — National League, Hall of Fame, RP, North America, or players born in the same country — to see how he stacked up year by year.
Ron Willis Walks Allowed Per 9 Innings per season line chart

Ron Willis Walks Allowed Per 9 Innings by Team

Ron Willis's career Walks Allowed Per 9 Innings totals broken down by each team he played for, ordered by when he first joined that team.
Ron Willis career Walks Allowed Per 9 Innings by team bar chart

Ron Willis Walks Allowed Per 9 Innings Year-Over-Year Change

A waterfall chart tracking how Ron Willis's career Walks Allowed Per 9 Innings shifted from season to season. Each bar represents the change added to his career total that year, making peak and decline phases easy to spot.
Ron Willis Walks Allowed Per 9 Innings year-over-year waterfall chart

Ron Willis Walks Allowed Per 9 Innings Distribution vs. Comparable Players

Each box summarizes Ron Willis's seasonal Walks Allowed Per 9 Innings 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.
Ron Willis Walks Allowed Per 9 Innings distribution box chart versus comparable players

Ron Willis Walks Allowed Per 9 Innings — Season-by-Season Breakdown

Every season of Ron Willis's MLB career with Walks Allowed Per 9 Innings 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.
Ron Willis Walks Allowed Per 9 Innings season-by-season breakdown table