Bayley was born as Pamela Rose Martinez in Newark, California on June 15, 1989. Her parents were Mexican and she attended high school in San Jose. Her obsession with professional wrestling begins very early and she started attending shows at the age of 11.
When she turned 18, she started training at Big Time Wrestling, under the coach Jason Styles. She had her first match in September 2008, just six months after she started training, under the name of Davina Rose. She stayed with Big Time Wrestling until 2010, when she started branching out to other federations.
Bayley successfully defended the title against several challengers, including Alexa Bliss, Eva Marie, Nia Jax, and Carmella. She lost the title to Asuka the next year at the NXT TakeOver: Dallas event after holding the title for 223 days. Her final match in WWE NXT was a failed attempt at regaining the title. After that, it was time to move on, and Bayley made her WWE main roster debut on July 24, 2016. Teamed with Sasha Banks, her rival from the NXT days, she appeared on Battleground 2016.
Bayley made her plans for winning the title known quite early and she made several unsuccessful attempts at the belt. Finally, in February 2017, she defeated Charlotte Flair and won the WWE Raw Women’s Championship title. She was challenged at Fastlane and Wrestlemania but managed to hold on to the belt.
Her reign lasted only 76 days and she lost the title to Alexa Bliss at Payback 2017. She was successful at the WrestleMania Women’s Battle Royal, where she managed to remain to the end, finally being defeated by the event champion Naomi.
Her favorite wrestlers are The Hardy Boyz, The Rock, Lita, Rey Mysterio, John Cena, and Trish Stratus. She managed to meet all of them even before joining with the WWE. Bayley made an appearance in both WWE 2K17 and WWE 2K18.
Bayley is 5 feet 6 inches (168 cm) tall and weighs 54 kg (119 lb). Her physique is often cited as an ideal for a female athlete.