Jackass star Johnny Knoxville has welcomed a baby boy with girlfriend Naomi Nelson.

Nelson, who has been dating the star for a year, gave birth to the couple's first son, Rocko Akira Clapp, in a Los Angeles hospital on Sunday night, reports the Los Angeles Times.

The Dukes of Hazzard actor, real name Philip John Clapp, also has a 13-year-old daughter with his ex-wife, Melanie, who he divorced in 2007 after 12 years of marriage.

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(This news article provided by World Entertainment News Network)