George was also christened at the Chapel Royal, but Charlotte was baptised at the Church of St Mary Magdalene in Sandringham.
Prince Louis is following in his new aunt, Meghan Markle's footsteps.
The ceremony will take place at the Chapel Royal at St James's Palace in London, where Louis's older brother George was also baptised.
"The historic nature of this tour is of course important and the Duke considers it a great privilege to be undertaking the first ever official Royal tour of Israel and the Occupied Palestinian Territories and to be able to help further strengthen the friendship between Jordan and the United Kingdom", said Kensington Palace of the tour.
Royal fans are set to get their first glimpse of the newest member of the Cambridge clan, with the announcement of Prince Louis's Christening. Understandably, the gown had some wear and tear, so babies since then have used a replica commissioned by Queen Elizabeth, pictured below on Princess Charlotte.
Most popular: Soccer Has an Intolerance Problem? The date coincidently falls a week after Prince George finishes his school year and Princess Charlotte breaks for the summer.
Prince Louis' christening details have been revealed!
We already know what Louis will likely wear for the day, too.
Meet Prince Louis Arthur Charles of Cambridge Fri, April 27, 2018 Kate Middleton and Prince William name their son Prince Louis Arthur Charlese.