The Jonas Brothers are a popular American band consisting of three brothers: Kevin Jonas, Joe Jonas, and Nick Jonas. Among the three brothers, Kevin Jonas is the oldest.

Kevin Jonas was born on November 5, 1987, in Teaneck, New Jersey, USA. He is currently 35 years old as of 2023. He was the first Jonas brother to get married, tying the knot with his wife Danielle Deleasa in 2009. The couple has two daughters, Alena Rose and Valentina Angelina.
Joe Jonas was born on August 15, 1989, in Casa Grande, Arizona, USA. He is currently 33 years old as of 2023. Joe is the middle child among the Jonas brothers. He was engaged to Game of Thrones actress Sophie Turner in 2017, and the couple got married in 2019. They have a daughter named Willa.
Nick Jonas was born on September 16, 1992, in Dallas, Texas, USA. He is currently 30 years old as of 2023. Nick is the youngest of the Jonas brothers. He married Indian actress Priyanka Chopra in 2018, and the couple has been going strong since then.
The Jonas Brothers first gained popularity in the mid-2000s with their appearances on the Disney Channel. They released their debut album, “It’s About Time,” in 2006. Their second album, “Jonas Brothers,” was released in 2007, which became their breakthrough album, reaching the top five on the Billboard 200 chart.
The band went on hiatus in 2013, but they reunited in 2019 and released their fifth studio album, “Happiness Begins.” The album debuted at number one on the Billboard 200 chart, making it their third number-one album.
In conclusion, Kevin Jonas is the oldest among the Jonas Brothers. He was born on November 5, 1987, while Joe Jonas was born on August 15, 1989, and Nick Jonas was born on September 16, 1992. The Jonas Brothers first gained popularity in the mid-2000s and have released several successful albums over the years. They went on hiatus in 2013 but reunited in 2019, releasing their fifth studio album, “Happiness Begins.”