Lily Evans was a muggle-born witch and it is highly unlikely that she is a descendant of Godric Gryffindor nor is she ever mentioned as being so.
However, it is possible as muggle-borns are born into families which once had magic. When Squibs marry muggles the magic in the family dies out and will eventually resurface at a time where nobody remembers there was any magic in the family.
Gryffindor, much to the dismay of Severus Snape, who at the time of they're arrival at hogwarts, was Lilly Potter's best friend.
Lily Evans-Potter was born on January 30th, 1960
Lily Evans marries James Potter. They are Harry's parents.
Lily Evans has red hair and green eyes.
It is unknown but quite likely.
Lily evans
Lily Potter's parents were named Mr. and Mrs. Evans. Lily was born Lily Evans before she married James Potter.
Yes, Susie Shinner played teenage Lily Evans.
His mother's name was Lily Evans before she was married.
Her name was Lily Evans. The actress that player her is Geraldine Somerville.
Lily Evans changed her name to Potter when she married James Potter.
No, Lily (Evans) Potter was killed when she was 21 years old. She died protecting her son, Harry Potter.