History and Objectives: Children’s growth is important and it has significant economical, social and health consequences. In our society, there is no social growth chart for children. This investigation is designed to prepare new growth charts for Iranian infants in Kashan.

Materials and Methods: A longitudinal study was carried out on 400 newborns infants in Kashan. They were grouped on sexual basis and their weight and height were measured. On the basis of the data collected, statistical analysis was carried out and growth charts were drawn.

Results: Weight for female and male newborn infants were 3.23±0.35 kg and 3.30±0.39 kg respectively. Height for female and male newborn infants was 50.53±1.86 cm and 50.92±1.98 cm respectively. In comparison of 50th weight percentile for age and height for age growth charts with 50th percentile NCHS growth chart was shown that our infants growth till 3-4 months were almost the same as NCHS but then decrease rapidly (Particularly weight) than standard growth charts.

Conclusion: Weight and height for our newborn infants are the same as NCHS but our growth charts from 6-7 months are slower than NCHS growth chart. So drawing of new charts for every country is recommended.