Background: Stunting is a condition of failure of growth and development of children under five years of age due to stuting according to the ministry of health is a toddler with a z-SD value (Severely stunted) (TNP2K, 2017). The results of the preliminary study of the number of toddlers at the Wundulako health centre were 372. Tikonu Village contributed 22 toddlers who experienced stuting in 2021 (health profile of Kolaka Regency in 2021). Objective: This study aims to determine the description of mothers' knowledge about stunting in toddlers in Tikonu village, Wundulako sub-district. Method: Using a descriptive research design, the sampling technique used was total sampling, the sample taken from this study was 31 mothers. Results: The results of this study found that respondents had poor knowledge (58.06%), sufficient (16.12%), and good (25.80%). Conclusion: Based on the results of the study, the majority of respondents had a lack of knowledge, namely (58.06%) So health workers, especially nutritionists, are advised to further improve the quality of counselling and services so that they can reduce the number of children under five years old. Stuting.