He was married to Ann Pimlott (1964), with whom he had three sons: Alan, Geoffrey, and Nicholas. Alan is currently a professor of philosophy at Swarthmore College. From 1992 until Gordon Baker's death the philosopher Katherine Morris (Mansfield College, Oxford) was his acknowledged companion.
Bibliography
Wittgenstein : Understanding and Meaning, Volume 1 of an analytical commentary on the Philosophical Investigations (Blackwell, Oxford, and Chicago University Press, Chicago, 1980) (ISBN0-631-12111-0) (ISBN1-4051-0176-8) (ISBN1-4051-1987-X), co-authored with P.M.S Hacker.
Language, Sense and Nonsense, a critical investigation into modern theories of language (Blackwell, 1984) (ISBN0-631-13519-7) co-authored with P.M.S Hacker.
Scepticism, Rules and Language (Blackwell, 1984) (ISBN0-631-13614-2) co-authored with P.M.S Hacker.
Wittgenstein : Rules, Grammar, and Necessity - Volume 2 of an analytical commentary on the Philosophical Investigations (Blackwell, Oxford, UK and Cambridge, Massachusetts USA, 1985) (ISBN0-631-13024-1) (ISBN0-631-16188-0) co-authored with P.M.S Hacker.
Wittgenstein's Method: Neglected Aspects. Oxford: Blackwell, 2004. (ISBN978-1405152808), posthumously edited and published by Katherine J. Morris.
^Staff. "Phi Betes Vote", The Harvard Crimson, November 25, 1958. Accessed November 2, 2012. "Phi Beta Kappa elected the Senior Sixteen in its annual fall election last night. Chosen were Gordon P. Baker of Lowell House and Englewood, N.J."