Religion: Polynesian traditional religion
Name: unnamed native mother
Other Names: Native Mother; "Gilligan's Mother-in-Law"
Number of Appearances: 1
Note: from nearby island; wanted Gilligan to marry daughter
Interestingly enough, the "Native Mother" in this episode was played by Henny Backus, the real-life wife of Jim Backus, who played Mr. Howell on the "Gilligan's Island" TV series.
Suggested links for further research about this character and the character's religious affiliation: