Young Wilfred Lawrence Nicholas Johnson may be just a few days old, but it's already clear he's inherited one of his dad's most famous features.
Proud mum Carrie Symonds, who gave birth on Wednesday, posted a picture of the newborn on Instagram. Wrapped in a blanket, the infant sported a full head of light brown hair - similar to the blond locks of the Prime Minister.
Ms Symonds, the PM's fiancee, wrote: "Introducing Wilfred Lawrie Nicholas Johnson born on 29.04.20 at 9am. "Wilfred after Boris' grandfather.
Lawrie after my grandfather. "Nicholas after Dr Nick Price and Dr Nick Hart - the two doctors that saved Boris' life last month. "Thank you so, so much to the incredible NHS maternity team at UCLH that looked after us so well. "I