Chrissy Teigen Reveals Newborn Son's Name On Sunday, Teigen took to Instagram to introduce the world to Miles Theodore Stephens. “Hello, world! This is Miles Theodore Stephens – We are drowning in his little peeps and nuzzles.” Miles was born on May 16, which Teigen revealed in a tweet. On Friday, she followed up the tweet with this gem. Miles joins his big sister, 2-year-old Luna Simone Stephens, and is the second child of Teigen and John Legend.