Casey Austin has 23 Shawn Mendes concerts.

Shawn Peter Raul Mendes is a Canadian singer. He gained a following in 2013, posting song covers on the video-sharing application Vine. The following year, he caught the attention of artist manager Andrew Gertler and Island Records A&R Ziggy Chareton, which led to him signing a deal with the record label. Mendes's self-titled debut EP was released in 2014, followed by his debut studio album Handwritten in 2015. Handwritten debuted atop the US Billboard 200, making Mendes one of five artists ever to debut at number one before the age of 18.