High School/Club:

Rosamar attended Newton High School. She was a 4 year starter and letter winner as a pitcher at Newton. In her senior campaign, Rosamar compiled a 10-4 record, with a 2.40 ERA along with 81 strikeouts to just 17 walks. In 2003, she helped Newton to 3rd place in the 5A State Tournament. Through her high school career, Rosamar has been named to both the 1st and 2nd team All Ark Valley League and earned Regional Pitcher of the year honors in 2003 from the Hutchinson News.