Chris Evert thanks Martina Navratilova and Rennae Stubbs for birthday wishes: "So grateful for our friendship"

Chris Evert celebrated her 68th birthday on December 21st and the former player got many birthday wishes including from Martina Navratilova and Rennae Stubbs.

Evert has been a prominent force in tennis ever since her playing days and now as a broadcaster. She speaks often on tennis matters on social media, something she has in common with good friends Martina Navratilova and Rennae Stubbs. They wished her a happy birthday on social media and she responded.

Navratilova wrote:

"Happy Birthday @ChrissieEvert - thank you for everything and then some- always. Massive hug to you- xo,m."

Evert responded:

"So grateful for our friendship."

Stubbs wished her a happy birthday as well:

"THE HAPPIEST OF BDAYS to the one and only @ChrissieEvert..... its been quite possibly the hardest year of her life but here she is, standing strong!!! Happy Bday my friend, I love you."

Evert responded:

"Thank you Rennae, for your support during my illness and your friendship."