The EastEnders star posted the selfie on Instagram with the caption "Our little Baby bump #excited"
Our little Baby bump ❤️ #excited
A photo posted by Jacqueline Jossa (@jacjossa) on Nov 11, 2014 at 8:04am Pst
The 21-year-old is expecting her first child with her Only Way Is Essex boyfriend Dan Osborne.
Jossa shared the first scan of her baby online back in October.
Osborne recently told Digital Spy that he is "excited" about becoming a father, confirming that the baby is due "early next year".
The couple have been dating since late 2013.
Jossa was previously in a high-profile relationship with her former EastEnders co-star Tony Discipline, while Osborne is father to a son named Teddy from his previous relationship with Megan Tomlin.