Janet (The Good Place)
Janet is not a robot, and she'll be the first to remind you of that. She is artificial intelligence that serves as the operational mainframe for both the Good Place and Bad Place. She's cheerful, powerful and even capable of falling in love.
Vicki (Small Wonder)
VICI -- or Voice Input Child Identicant -- is an android in the form of a 10-year-old girl built to assist differently abled kids. Her creator, engineer Ted Lawson, brings her home so she can adapt to being in a family, leading to the Lawsons trying to pass her off as their adopted daughter, Vicki.
When we're first introduced to Teddy he is a classic hero, saving Dolores from danger. His personality was changed by Dolores because she thought he was weak-minded, and it turned him into a ruthless soldier in her rebellion.
Sharon/Number 8 (Battlestar Galactica)
Number Eight, also known as Sharon Valerii, is another humanoid Cylon model and has two notable personalities: Boomer and Athena, both Galactica pilot call signs. Athena falls in love with fellow crew member Helo, and they have a child together, Hera, the first Cylon-Human hybrid.
One of the original conscious synths, Niska was created as a sibling for Elster's son. Following Elster's death, Niska was kidnapped along with Mia and Fred. She was then sold to a brothel as a sex worker until her escape.
Rommie is the android avatar of the Andromeda Ascendant Artificial Intelligence. She has evolved differently from the ship's core AI in that she has human emotions, leading to conflicts with the operating system.