|One of Kilpatrick House's most eminent former
guests is the influential Austrian philosopher, Ludwig Wittgenstein.
Wittgenstein stayed in the house from 1947 - 1948. During his
stay, he worked on one of his major treatises, "Philosophical
Investigations", since recognised as a classic of twentieth-century
A plaque to commemorate the fiftieth anniversary of Wittgenstein's
death was erected at Kilpatrick House in November 2001 by
the Austrian Embassy, Dublin. Every year, visitors from all
over the world call at the house to see where Wittgenstein
stayed while he was inspired to write his famous work.