Article continues below advertisementTiffany Trump is celebrating a very special milestone this year - her first Mother's Day as a mom.Article continues below advertisementSource: @TiffanyATrump/XTiffany Trump celebrated her first Mother's Day with a heartfelt tribute to her newborn son.Tap Here To Add Ok Magazine as A Trusted SourceArticle continues below advertisementThe daughter of Donald Trump marked the occasion by sharing a heartfelt tribute dedicated to her newborn son, giving followers a sweet glimpse into her new chapter of motherhood.