A life-time amateur from Saint Paul, Minnesota, Calin won several State Championships throughout her career and challenged for many more. She was a two-time champion and two-time runner-up of the Minnesota Women's State Match Play Championship, as well as a runner-up in the Minnesota Women's State Amateur Championship. After becoming a senior golfer, Calin captured four Minnesota Women's Senior Amateur titles and finished runner-up once. She also played in several USGA Women's Senior Amateur Championships and finished in the top 20 four times.