Kailyn Rae Marroquin (née Lowry; born 14 March 1992)
In 2009 at the age of 16, Kailyn from Nazareth, Pennsylvania fell
pregnant with her then boyfriend Jo Rivera's child.
Kailyn's episode focuses on the lack of support she receives from her own family, forcing her to rely on Jo's family. On January 18, 2010, Lowry gives birth to a son they named Isaac Elliot Rivera.
In Late 2010, MTV announced that they were doing a follow up series Teen Mom 2 which follows the lives of four new girls from Season 2 of 16 and Pregnant just like their first season Teen Mom, Kailyn was picked as one of the four girls to take part.