Barry (Sholom Dovber) Gourary (died 15/3/2005, New-Jersey). Son of Shemaryahu Gurary and Chana daughter of R. Joseph Isaac Schneersohn of Lubavitch. Barry was born in Russia around 1926, approximately in Leningrad. He was considered by his grandfather as his heir. After the death of his grandfather in 1950, did not follow follow his uncle R.Menakhem Mendel and finally left Chabad. Tried to receive part of Chabad library, but the court ruled for the opposite side. These actions prevented him from becoming the next rebbe of Khabad after R.Menakhem Mendel. During the court hearing his father supported his uncle's side, while his mother his. After court decision never aroused his pretends again, and lived a peaceful life, far from publuc battles, although he was asked several times by chassidim to open a shul of his own. Died recently in New Jersey.
Sources
http://www.mentalblog.com/2005/03/rabbi-barry-gourary-passed-away.html