Rebecca Marie Bross (born July 11, 1993) is an American former artistic gymnast and six-time World Championship medalist.
Rebecca Marie Bross is the daughter of Terry Bross and Donna Bross. She has one older brother named Benjamin. Her parents put her in a gymnastics class at the age of five. She was coached by Valeri Liukin at WOGA Gymnastics.
Rebecca Bross first qualified to Junior International Elite in 2005, when she also qualified to her first U.S. Nationals. She placed 16th all-around and earned a spot on the national team. She then competed in a few international assignments over the next year. At the 2006 U.S. Nationals, Rebecca placed fourth all-around, which also qualified her to the Junior Pan American Games Team. In 2007, she was again selected for the Pan American Games team. She finished second all-around, behind teammate Shawn Johnson. At the 2007 U.S. Championships, Rebecca won her first national championships title, despite a fall. She later won the Junior Japan Invitational.