Background: Exclusive breasrjeeding up to 6 month after birth and optimumrnbreasrjeeding with appropriate complement(ny food from 6'" to 24'" month and beyond isrnvital for children healthy development and growth. Breasrjeeding is a common practicernin Ethiopia as a whole and in Amhara region in particular. However, there are differentrnobstacles regarding different breasrjeeding practices.rnObjecti ve~ : This study is aimed at assessing different breastjeeding practices andrninvestigating the key determinan ts of breastjeeding in Amhara region on children thmrnwere born in two years preceding the 20 II Ethiopian Demographic and Health Survey.rnMethod' Raw data which were collected in 2011 Ethiopian Demographic and HealthrnSurvey by administering stratified two stages (Enumeration Area and household) clusterrnsampling method were nsed to study different breastjeeding practices and keyrndeterminants of breastjeedingrnResult: Ti,e prevalence of e-.;clusive breasrjeeding was 71.6%. Continued breasrjeeding '1/rnone year and at two years were 98.8% and 90.5% respectively. The median duration forrnany breasrjeeding, exclusive breasrjeeding and predominant breastjeeding lVere 32.7, 4.6rnand 7.4 months respectively. Child age, child size at birth and person lVho usn allyrndecides on respondents ' health care for exclusive breastjeeding; child size ([{ birth,rnCltrrent marital status and 1II0thers occupation appear to be determinant earlyrnbreasrjeeding initiation whilst child sex, mothers ' age and untrained traditional birthrnattendant tend to influence pre-lacteal f eeding practices.rnConclusion: A range of socia-economic and demographic characteristics are found tornaffect breastjeeding Educating parents (i.e both mothers and fath ers of children) andrnellfering breastjeeding education 10 the school system are recommended to achievernSltccessful child f eeding practice.