Brooks Koepka got a birthday present of a lifetime this year ... the golf superstar is going to be a daddy!!
The 33-year-old and his model wife, Jena Sims, shared the awesome news on Wednesday ... saying, "happiest birthday, the best is yet to come ud83eudd0dud83eudd0dud83eudd0d"
The married couple also shared several snaps from the beach ... showing Brooks kissing Jena's growing baby bump as she wore a white bikini top, grey sweatshirt and jeans.
Their friends were quick to send their kind words on social media .