Background. Stunting is still a complex problem for Indonesia, especially in Nusa Tenggara Timur, the highest stunting rate province. Objective. To find out the relationship between family and infant characteristics for the potential of stunting. Methods. This research was quantitative research with a design cross-sectional on 203 respondents who were mothers breastfeeding babies from 0-24 years using the accidental sampling representing ten villages in Timor Tengah Utara Regency: Amol, Kaubele, Manunain A, Maubesi, Akomi, Bannae, Bitefa, Fafinesu C, and Sainoni. The survey distribution was assisted by enumerators (posyandu cadres and nutrition officers) using a survey instrument that had been validated beforehand. To determine the relationship one by one between the variables studied using The Chi-Square test with a confidence level of 95%. Results. Family characteristics were not related to the incidence of stunting. From the results of the analysis, stunting was more common in infants older than six months and weight loss infants. Conclusions. Exclusive breastfeeding is still an excellent nutritional intake for babies, but after six months of age, they must get breastmilk complementary food that fits the baby's needs to prevent Stunting. We can use local wisdom daun kelor to meet babies' nutritional needs without spending much money.