The Rolling Stones frontman, 73 and Hamrick, 29 - who is a mother for the first time, have been dating since 2014.
U.K. newspaper The Sun confirmed the two were expecting a new addition in July.
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Mick Jagger and his ballerina girlfriend Melanie Hamrick have welcomed their first child together on December 8, the rocker's publicist confirms to PEOPLE.
“Melanie Hamrick and Mick Jagger’s son was born today in New York and they are both delighted,” a statement from the couple reads.
Continues the statement, “Mick was at the hospital for the arrival. Mother and baby are doing well and we request that the media respect their privacy at this time.”
The Rolling Stones frontman, 73 and Hamrick, 29 - who is a mother for the first time, have been dating since 2014.
U.K. newspaper The Sun confirmed the two were expecting a new addition in July.
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