From Wikipedia, the free encyclopedia. Helen Reddy (born October 25, 1941) is an Australian-American singer and actress. In the 1970s, she enjoyed international success, especially in the United States, where she placed fifteen singles in the Top 40 of the Billboard Hot 100. Three of those fifteen songs reached #1, including her signature hit "I Am Woman." Description above from the Wikipedia article Helen Reddy, licensed under CC-BY-SA,full list of contributors on Wikipedia.