The Strangleman One-Name study is registered with the Guild of One Name Studies. http://www.one-name.org/
The earliest Strangleman in my Family Tree is Ann Strangleman, my 4th Great Grandmother. She gave birth to Samuel Strangleman born about 1756 in Runton Norfolk and baptised 28 Feb 1757 in Runton.
Samuel married an Alice Goss on 30th Sept 1781 in Holy Trinity Runton -Alice was also born in Runton.
Samuel and Alice had eight children;
Elizabeth born about 1782.
Samuel born about 1784
Ann born about 1787
Matthew Ash bn abt 1790
Alice born about 1793
John born about 1796
Rosement bn about 1799
Margaret born about 1802