Brooklyn Beckham and Nicola Peltz are doubling down on their commitment -- renewing their wedding vows amid their ongoing family feud with the Beckham family ... TMZ has confirmed.
A source with direct knowledge tells TMZ ... Brooklyn and Nicola renewed their vows Saturday outside NYC, over two years after their Palm Beach wedding.

We're told some friends and family were there -- but David, Victoria, Romeo, and Cruz Beckham did not attend.