Jack J. Augustin, 72, of Locust Valley, died unexpectedly on July 17, 2010. Husband of 48 years to Marianne. Father of Jon, Stephan (Celeste) and Lars (Valerie). Grandfather of William, Anna and James. Also survived by her sister Karen Rohweder (Juergen) and mother-in-law Charlottte Doege. Arrangements were made by the Oyster Bay Funeral Home. Interment private.