The pair's newborn son was delivered on Sunday night, December 20 in Los Angeles and is said doing fine.
Johnny Knoxville's girlfriend Naomi Nelson gave birth to a baby boy on Sunday night, December 20 in Los Angeles. Breaking the news is Los Angeles Times which reports the pair named their newborn son Rocko Akira Clapp.
As of the press time, neither Johnny nor his camp has made confirming statement on the report. However, it is said that mother and her baby boy are doing fine.
Rocko, who weighed 8 lbs. and measured 20 inches at time of birth, is Natalie's first child and Johnny's second. The "Jackass" actor already has 13-year-old daughter named Madison with former wife Melanie.
Johnny and Melanie, who is a clothing designer, got married in May 1995. Announcing their separation in February 2007, he filed for divorce from her in July the same year. The pair had their divorce being finalized in March last year.