Jenelle Evans, Chelsea Houska, and More ‘Teen Mom’ Stars’ Kids Posing With Their Newborn Siblings

Chelsea Houska's daughter Aubree with her newborn brother, Watson.

Chelsea shared this adorable photo just a few days after giving birth to her new baby boy with husband Cole DeBoer. Aubree's father is Chelsea's ex-boyfriend, Adam Lind.

Jenelle Evans' son Jace with his younger brother, Kaiser.

Kaiser, born in 2014, is Jenelle's second son with ex-fiancé Nathan Griffith, and Jace is her oldest son with ex-boyfriend Andrew Lewis. In this photo, they went on their first outing together.

Jenelle Evans' son Kaiser with newborn sister Ensley.

In January 2017, Jenelle gave birth to a little girl with boyfriend David Eason.

Leah Messer's daughter Aliannah with younger sister Adalynn.

Leah already has twin daughters Aliannah and Aleeah with ex-husband Corey Simms, but back in 2013, she gave birth to Adalynn with ex-husband Jeremy Cavlert. The two half-sisters shared an embrace in an exclusive family photo shoot in 2014.

Corey Simms' daughters Aleeah and Aliannah with their younger sister, Remington.

After divorcing Leah, Corey married Miranda Patterson and together they had their first child together, Remington, in 2015. Corey captured this moment of the twins taking their first selfie with their new baby sister.

Kailyn Lowry's oldest son Isaac with his baby brother, Lincoln.

Isaac was all smiles when he posed with his new baby brother back in 2013. Isaac's father is Kailyn's ex Jo Rivera, and Lincoln's father is her ex-husband, Javi Marroquin.

Jo Rivera's son Isaac with his baby sister, Vivi.

Kailyn's baby daddy Jo welcomed his daughter, Vivi, in 2015, whom he shares with wife Vee Torres. In 2016, Kailyn shared these adorable pics of Isaac attending Vivi's first birthday party.

Maci Bookout's son Bentley with his younger sister, Jayde.

Maci gave birth to her first child with husband Taylor McKinney in 2015. Her oldest son, Bentley, whom she shares with ex-fiancé Ryan Edwards, was all smiles in their first Christmas pic together.

Maci's daughter Jayde with her younger brother, Maverick.

Maci and Taylor welcomed their second child together, Maverick, in May 2016. Their first child together, Jayde, was born just a year prior.

Amber Portwood and Gary Shirley's daughter Leah with her younger sister, Emilee.

Amber and Gary's relationship fizzled soon after giving birth to Leah in 2009. Gary moved on and married Kristina Anderson in 2015, and the couple welcomed Emilee, their first child together, that same year.

Catelynn and Tyler Baltierra's daughter Carly with younger sister Novalee.

Because Catelynn and Tyler gave their first daughter, Carly, up for adoption, the couple don't share many pictures of her at the request of Carly's adopted parents. However, when the couple got married in 2015, they had an emotional moment together where Carly, along with their new daughter, Novalee, which they welcomed that same year, spent a rare moment together.

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