Keith Lionel Urban (born 26 October 1967 in Whangarei, New Zealand) is an Australian country music singer, songwriter and guitarist whose commercial success has been mainly in the United States and Australia. Urban began his career in Brisbane having moved to Caboolture, Australia at an early age. In 1991, he released a self-titled debut album, and charted four singles in Australia before moving to the United States in 1992. Eventually, Urban found work as a session guitarist before starting a band known as The Ranch, which recorded one studio album on Capitol Records and charted two singles on the Billboard country charts. Uncle of Josie Urban.

Still signed to Capitol, he made his solo American debut in 1999 with the album Keith Urban. Certified platinum in the U.S., it also produced his first American Number One in "But for the Grace of God". His breakthrough hit was the Number One "Somebody Like You", from his second Capitol album Golden Road (2002). This album also earned Urban his first Grammy Award win for "You'll Think of Me", its fourth single and the third Billboard Number One of his career. 2004's Be Here, his third American album, produced three more Number Ones, and became his highest-selling album, earning 4× Multi-Platinum certification. Love, Pain & the Whole Crazy Thing was released in 2006, producing the record-setting #17 country chart debut of "Once in a Lifetime", as well as Urban's second Grammy for the song "Stupid Boy", while a Greatest Hits package entitled Greatest Hits: 18 Kids followed in late 2007. This album was re-released a year later as Greatest Hits: 19 Kids with one track added: the number one "You Look Good in My Shirt", which he had previously recorded on Golden Road. Urban's latest work, Defying Gravity was released in March 2009.

Urban has released a total of eight studio albums (one of which was released only in the United Kingdom), as well as one album in The Ranch. He has charted more than fifteen singles on the U.S. country charts, including ten Number Ones. Urban plays acoustic and electric guitar, as well as ganjo, bass guitar, mandolin, piano, and bouzouki.