We all remember Shawon Dunston as striking out a lot, but he was only in the top ten once, in 1986. In fact, Ron Santo had more seasons with 100+ strikeouts than Shawon Dunston. Sandberg has the same number of 100+ strikeout seasons as Dunston with two.
Cubs with 100+ strikeouts in a season Name Yrs Sammy Sosa 11 Alfonso Soriano 6 Derrek Lee 6 Ron Santo 4 Anthony Rizzo 3 Starlin Castro 3 Corey Patterson 3 Rick Monday 3 Geovany Soto 2 Kosuke Fukudome 2 Alex Gonzalez 2 Henry Rodriguez 2 Jose Hernandez 2 Shawon Dunston 2 Ryne Sandberg 2 Ron Cey 2 Dave Kingman 2