Complex sentence: While not a direct relation Ginger Rogers and Phyllis Fraser's maternal aunt Jean Owens the daughter of Walter Winfield Owens and Saphronia Ball married Vinton Hayworth uncle of Rita Hayworth (1918-1987).
Split into simpler sentences: While not a direct relative, Ginger Rogers and Phyllis Fraser's maternal aunt Jean Owens, the daughter of Walter Winfield Owens and Saphronia Ball, married Vinton Hayworth. He was the uncle of Rita Hayworth (1918-1987).