Rei Ayanami is a 14-year-old girl, she is the pilot of Evangelion Unit-00. Rei has short pale blue hair with bangs centered to the middle, she's pale, Rei's eye color is red. Rei has pale skin and is 4'8".

Rei is a very grumpy person, she is cocky and highly confident about herself, as an EVA pilot. Rei is quite the jerk, but used to be a calm and quiet girl. Rei is alone, she never had parents, since she's only a clone that was created in a lab at NERV. Rei eyes are usually half-lidded.