Ada

Ada is a robotic companion living in the Commonwealth in 2287. And is the first companion modifiable at the Robot workbench

Appearances
Ada appears only in the Fallout 4 add-on Automatron.

Behind the scenes
Ada is likely named after Ada Lovelace, a real-world mathematician and an early innovator in the field of computer science. She shares her namesake with Lady Lovelace, another assaultron present at the Easy City Downs.