Monitoring motorist growth of toddler is a very important thing to do beside growth of their body in<br />Posyandu. Staff as medical government in Posyandu have important role to give counseling and information<br />about the result of monitoring toddler growth. But the fact, when Posyandu’s Staff only give anthropometry<br />checkup, so that mother doesn’t understand the condition and doesn’t have any control to their toddler<br />optimally. Purpose of this research is to know the role of staff to respond’s mother in monitoring motorist<br />growth of toddler in Posyandu Melati Kenep village Balen Sub-District Bojonegoro District<br />This research design used cross sectional design. Population of this research is all of mother that have<br />toddler at 1-3 years old. With total samples as many as 57 persons by using sampling technique Proportional<br />simple random sampling. Collecting data is held by using Questionnaire. Data is processed by using editing,<br />coding, scoring, tabulating, and analyzed by using hi- Square test<br />Result of this reserach shows that almost staff as many as 54% have passed good standard criteria, and<br />small number of them as many as 46% didn’t passed good standard criteria. Respond’s mother mostly 60 %<br />have positive respond, and small number of them 40% have negative respond in monitoring growth of<br />toddler. Result of chi square analyzing got that score p = 0,01 &lt; 0,05.<br />Conclusion of this research, there is effect of the role’s staff to respond’s mother in monitoring motorist<br />growth onto toddler (1-3 years old)