No. They are not related. Janet Leigh has no siblings and is not related to Vivian Leigh.
Chat with our AI personalities
Janet Leigh
yes
Vivian Leigh was David O. Selznick's only choice to play Scarlett even though the studio pretended to do a nation wide search from non-actresses to find the perfect Scarlett. As the movie shows, there was only ever one perfect Scarlett and that was Vivian Leigh.
Janet leigh
Janet Hubert Whitten