Church started her career as media officer and speech writer which later helped her to join ABC-TV Australia. As she was working as a foreign correspondent and evening news anchor she got the opportunity to work for National Media Liaison Service. Her her strong resume, diligent performance, and experience on several stations earned her the job in CNN.
Rosemary was able to cover international key stories which include Iraq and Afghanistan war, Saddam's capture, a massive tsunami in Japan and Killing Osama which gain her fame and name. Her courageous and outstanding performance earned her New York Festival’s TV programming award and Nominee for the Annual & Documentary Emmy Awards.
Moving towards her personal life, Church married to Patrick O’Bryne who is the Ph.D. holder and Associate Professor. The couple after dating for several months got married to Patrick and They have three children from there married life.
Most of the earnings of Rosemary comes from her journalism career which ables her to live a celebrity life. Her current net worth is estimated to be around $ 30 million.