WENN

Gigi Hadid has revealed her baby daughter's name is Khai.

The model – who shares her little girl with partner Zayn Malik – quietly changed her Instagram bio to include the tot's first name.

She added: "Khai's mom."

The moniker is seemingly a tribute to Gigi's father Mohamed Hadid's mother, Khairiah.

The name reveal came as Khai turned four months old on Thursday.

Gigi took to her Instagram Story to share a snap of her giving her daughter a kiss on the cheek to mark the milestone, captioning the post: "my girl. 4 months & THE BEST KID (sic)"

The blonde beauty also shared a screenshot of a text message she had sent to former One Direction star Zayn, 28, which read: "Hey. I'm obsessed w our kid (sic)"

While she shared some words of encouragement for other new mothers.

She wrote in a third post: "to new moms: if u washed your face today, i'm proud of you. it's fine, i'm fine. We were cleansed and blessed by @amandascgorman today (sic)."