Dame Kelly Holmes has come out as gay. The 52-year-old Olympic champion first kissed a woman when she was 17 and admitted her family and friends have known about her sexuality since 1997, so she finally feels free after making the decision to open up publicly about her personal life. She told the Sunday Mirror newspaper: “I needed to do this now, for me. It was my decision. I’m nervous about saying it. I feel like I’m going to explode with excitement. “Sometimes I cry with relief. The moment this comes out, I’m essentially getting rid of that fear.” Kelly confirmed she has a partner but didn’t…