This is a corrigendum for the article entitled “Sulfonatocalixarene Counterion Exchange Binding Model in Action: Metal-Ion Catalysis Through Host-Guest Complexation”, published in ChemCatChem 2019, 11, 5397–5404, DOI: 10.1002/cctc.201901254. We regret to inform that Equations (4) and (5) in the original article are not correct. The authors requested corrections to this paper at the proof stage, however the corrections to Equations (4) and (5) were not completed. The Editors apologize for this oversight. Equation (4) should read: Equation (5) should read: (Formula presented.).