Mr. Rechnitz, 47, pledged $50-million to the New York City Fieldhouse, a nonprofit he established to finance an indoor sports complex.
No. 32: Garthe and Grace Brown
Garthe Brown, who died in 2010 at age 95, and Grace Brown, who died in 2008 at 85, left slightly more than $43.1-million to the Garthe and Grace L. Brown Fund II at the Oregon Community Foundation.
Mr. Gundlach, who was 56 when he died in 2011, left $140-million, the bulk of his estate, to the Elkhart County Community Foundation
Ms. Ertegun pledged about $41-million to the University of Oxford to endow scholarships for graduate students in the humanities.
No. 40 (tied): Richard D’Amore
Mr. D’Amore, 59, pledged $30-million to Northeastern University for its school of business.
No. 19: Herbert and Florence Irving
Herbert Irving, 94, and Florence Irving pledged $40-million to Columbia University Medical Center and $20-million to NewYork-Presbyterian Hospital.
No. 13: Michael Moritz and Harriet Heyman
Mr. Moritz, 58, and Ms. Harriet Heyman pledged about $116.4-million to the University of Oxford.
No. 35: Michael and Marilyn Quinlan
The Quinlans, who are both 68, pledged $40-million to Loyola University Chicago’s Quinlan School of Business.