That confirms a spokesperson for the Australian model to People .
Kerr is already mother of son Flynn (6), which she got together with her ex-husband and actor Orlando Bloom.
“Miranda, Evan and Flynn are looking forward to welcoming the newest member of their family,” said the spokesperson.
Kerr and Spiegel met in 2014 during a Louis Vuitton dinner in New York. After a one-year relationship, the Snapchat founder asked the model in marriage.