16 and Pregnant & Teen Mom Wiki

Aliannah Simms is a cast member on Teen Mom. Aliannah Simms is a cast member on Teen Mom. Aliannah Hope "Alli" Simms is the daughter of Leah Messer and Corey Simms and the step-daughter of Jeremy Calvert and Miranda Simms. She has a twin-sister  Aleeah Simms and a younger maternal half-sister Adalynn Calvert.

She was born with a disease called Titin muscular dystrophy, which is a very rare form of the disorder that has only ever been found in adults.


  • Aliannah and Aleeah share the same birthday with Aidan Benson, another baby born in the second season of 16 and Pregnant.
  • Aliannah is the only one of all the babies on the Teen Mom franchise to have a rare genetic condition.
  • She has seen the same doctor, a neurologist named Dr Tsao since she was at least two years old; it was Dr Tsao who was successful in finally being able to make a diagnosis for Aliannah after several years of suffering from muscular problems.
  • She is highly at risk to life threatening illnesses, such as the coronovirus, which over the last four years has proven to be less life threatening since the pandemic first started.
  • Despite having disability access, Aliannah prefers not to use her wheelchair because she wants to be treated normally like her sisters without feeling mollycoddled because of her condition.
  • Aliannah has recently expressed her dream of becoming a writer, as she wants to write about her experiences about how horses have helped her through her muscular dystrophy.


Teen Mom: Amber - Bristol - Catelynn - Cheyenne - Farrah - Mackenzie - Maci
Teen Mom 2: Chelsea DeBoer Kailyn Lowry - Leah Messer Briana DeJesus Jade Cline Jenelle Evans

Teen Mom 3: