pippa-kate

Prince William and Kate Middleton react to Pippa's baby's arrival

Pippa welcomed a baby girl on Monday

Danielle Stacey

The Duke and Duchess of Cambridge are "overjoyed" after Kate's younger sister Pippa Middleton welcomed her second child with husband James Matthews on Monday.

A source close to the Cambridges said: "The Duke and Duchess are absolutely overjoyed by the happy news."

It comes after a family source told HELLO! that Pippa gave birth on Monday 15 March at around 4:22am.

The couple have decided to name their daughter, who weighed 6lbs 7oz, Grace Elizabeth Jane. "Mother and baby are doing well," the source said. "She's perfect, everyone is overjoyed at such a happy arrival."

READ: Pippa Middleton welcomes second child with husband James Matthews

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Pippa was spotted enjoying a stroll around London on Saturday, wearing a casual green coat that skimmed over her baby bump.

She and James, who married in May 2017, are already parents to two-year-old Arthur.

The new arrival is the fifth grandchild for Pippa's parents Carole and Michael Middleton, and another cousin for Prince William and Kate's three children, Prince George, Princess Charlotte and Prince Louis, to play with.

MORE: Princess Charlotte's adorable nickname for Prince William revealed

MORE: Kate Middleton's Mother's Day cake – Royal fans are saying the same thing

pippa-wedding

Pippa and James married in May 2017

The birth of Pippa's daughter is even more special as the baby arrived just one day after Mother's Day.

Kensington Palace shared George, Charlotte and Louis' heartfelt cards in memory of Prince William's late mother, Diana, Princess of Wales.

The palace also posted a picture of the cake the children made for mum Kate, as well as a childhood snap of the Duchess with her mum Carole.

Kensington Palace shared a rare childhood photo of Kate with mum Carole

Businesswoman Carole confirmed Pippa's second pregnancy in the April issue of Good Housekeeping.

The Party Pieces founder was asked about her hopes for 2021 in the cover interview.

Carole said: "I hope we see COVID-19 coming under control so all of us can have a more normal life. Hopefully this year, more people will get to celebrate their special occasions with friends and family.

"I also hope to see more of my family than I could last year, including, of course, my new grandchild."

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