Vanessa Bryant is paying tribute to her daughter Gianna -- who would have turned 14-years-old today ... saying, "You are part of MY SOUL forever."
"Happy 14th Birthday to my sweet baby girl, Gianna," Vanessa posted on social media.
"Mommy loves you more than I can ever show you. You are part of MY SOUL forever. I miss you so much everyday."
"I wish I could wake up and have you here with me. I miss your smile, your hugs and your giggles. I miss EVERYTHING about YOU, Gigi."
"I LOVE YOU so much!