Jessica Ennis-Hill / Instagram

Jessica and her baby daughter Olivia

Former Olympic heptathlon champion Dame Jessica-Ennis Hill has shared an adorable photo of her newborn daughter, Olivia.

Jess posted the snap on her Instagram account with the caption "My gorgeous girl", followed by pink love heart emojis.

Olivia was born on Saturday and is the superstar athlete's second child.

Ennis-Hill, who won a gold medal at the London Olympics in 2012 and a silver in Rio de Janeiro in 2016, already has a three-year-old boy named Reggie.

Jessica Ennis-Hill / Instagram

Jessica's son Reggie is seen here holding his new sister's hand

Jessica shared a black and white picture, which was posted on Sunday evening, that showed Reggie touching the hand of his new baby sister.

"Reggie meeting his beautiful baby sister 😊 Olivia Ennis-Hill, she was born Saturday night. We are all so in love with her," she wrote in the post.