Life British Prime Minister Boris Johnson and fiancee expect baby By WeeklyNews staff Posted on March 1, 2020 50 second read Share on Facebook Share on Twitter Share on Google+ The British Prime Minister Boris Johnson (55) and his partner Carrie Symonds (31) are expecting a baby. British media reported that on Saturday. Johnson already has children from previous relationships. The couple is also engaged. The baby is expected early in the summer. A spokesperson said the couple was overjoyed. Johnson and Symonds the first unmarried couple ever to move into 10 official residence Downing Street. Symonds is the youngest partner of a British prime minister in 173 years.