Spider’s biological mother in Avatar: The Way of Water is Paz Socorro , a human RDA pilot whose story is revealed in the tie‑in comic series Avatar: The High Ground , not in the movie itself.

Who Spider’s mother is

  • Extended canon materials identify Paz Socorro as Spider’s mother, and Colonel Miles Quaritch as his biological father.
  • Paz is a Scorpion gunship pilot who flew with Quaritch and the RDA during the first film’s final battle on Pandora.

What happened to Paz Socorro

  • Paz gave birth to Miles “Spider” Socorro around 2154, but she was killed in combat during the assault on the Tree of Souls at the end of the first Avatar movie.
  • Because Spider was just a baby and too young for cryosleep, he remained on Pandora and was later raised by the leftover human scientists and effectively adopted into Jake and Neytiri’s family.

Why the movie doesn’t explain it

  • Avatar: The Way of Water only hints at Spider’s background and never names Paz on-screen, leaving the mystery for fans who don’t follow the comics.
  • The comics were used to adapt an earlier sequel script and provide extra backstory, including Paz and Quaritch’s relationship and how Spider fits into their history.

Information gathered from public forums or data available on the internet and portrayed here.