Richard Weening (born December 24, 1945) is an American entrepreneur and venture capitalist.

Richard Weening was born in San Bernardino, California, the son of Richard W. Weening, a Friesian immigrant dairy farmer and horse breeder, and Alice Louise Young, from Mattoon, Illinois, whose family came to America in 1620 on the Mayflower. He graduated from Thomas Aquinas High School in 1963, where he was President of the Student Body. He obtained a Bachelor of Arts Degree from St. John's University in 1967. After this academic career, Weening served as aide to a U.S. Congressman, as Chief of Staff to the State Governor of Wisconsin, and finally as the Founder and CEO of several privately- and publicly-held technology and media companies. Weening is currently Chairman and CEO of Prolitec Inc., a technology, media, and fragrance company. Prolitec is headquartered in Seattle, Washington and Milwaukee, Wisconsin. Weening currently resides in Seattle, Washington and New Orleans, Louisiana.

From 1968 to 1970 Weening served as a Legislative Assistant to United States Member of Congress Henry S. Reuss (D-Wis). During this time, as a Reuss aide, Weening helped to start Northside Citizens Neighborhood Conservation Corporation, a not-for-profit low-income housing development organization in Milwaukee to serve as a pilot demonstration of the Fair Housing Act of 1968 which Reuss and others had authored. He left Reuss in 1970 to run the gubernatorial campaign of Patrick J. Lucey and served as Governor Lucey's Chief of Staff until 1972. In 1972 he left the governor’s office to become National Political Director for New York Mayor John V. Lindsay’s bid for the Democratic Presidential Nomination. Lindsey withdrew following his defeat in the Wisconsin primary. Weening subsequently served as Chairman of the Milwaukee Board of Harbor Commissioners from 1973 to 1984.

In 1972, Weening founded Advanced Learning Concepts Inc., to develop and publish teaching materials and programs for developmentally disabled children based on the early-childhood research work of the University of Wisconsin–Madison's Waisman Center. In 1974, Advanced Learning Concepts changed its name to Raintree Publishers and expanded into general educational publishing of non-fiction information and reference books for children pre-school to 12th grade. Weening served as President and Publisher from 1972 to 1985.

In 1977, Raintree formed children's book publisher Macdonald-Raintree, a joint venture with British printer and publisher BPC Ltd. Weening served as CEO of this venture. In 1981 Raintree acquired business magazine and newsletter publisher AgriData Resources (including FarmFutures magazine). Weening continued his role as CEO and Publisher until the company was sold in 1989.

Meanwhile, in 1983 Weening started AgriData Network, one of the first commercial online information services, which made a public offering in 1987 and continues today as ARI Network Services (NASDAQ: ARIS).

Weening served as a Director until 2008.

In 1984 Weening founded Caribbean Communications Company, an FM radio network in the English-speaking Caribbean headquartered in Montserrat. GEM Radio 93.9 went on the air May 15, 1984 and later expanded to serve all the english-speaking island countries and colonies in the Caribbean with music and news and a regional paging service called Caribbean Paging and Informations services, a joint venture with Cable and Wireless Plc.

In 1989, following the sale of AgriData Resources to ABC Publishing, Weening founded QUAESTUS & Co., Inc, a private equity fund management firm which specializes in start-up media and technology companies.

In 1993 QUAESTUS acquired a controlling interest in online services company, Connect Inc., and converted it into an enterprise software company in 1993 specializing in internet e-commerce platforms.

This venture developed One-Server, one of the first e-commerce platform on the Internet.

Connect made an initial public offering in 1995 (formerly NASDAQ:CNCT), and was later acquired by Broadvision an e-commerce company software firm.

In 1996 Weening and QUAESTUS co-founded Cumulus Media (NASDAQ:CMLS), a radio broadcasting company headquartered in Milwaukee, Wisconsin. Cumulus completed an initial public offering in 1998 and by the end of 1999 owned and operated 260 stations in 48 US cities. Caribbean Communications Company was merged into Cumulus. Weening served as Cumulus’ Executive Chairman from 1996 to 2000. He served as a member of the Cumulus board of directors until 2002. Cumulus Media is now the second largest owner and operator of AM and FM radio stations in the United States.

In 2003,a fund managed by QUAESTUS acquired Prolitec SA, a French technology company.

In 2004 the Company relocated from France to Milwaukee, Wisconsin, from where it now operates as Prolitec Inc., a global provider of home air care systems and ambient scenting services for business. Weening is now Chairman and CEO of Prolitec Inc.

Weening is personally active as a venture philanthropist providing micro-capital to entrepreneurs and small start-ups. Interested in environmental conservation, Weening served as a Trustee of the African Wildlife Foundation in Nairobi,Kenya and Washington, D.C. from 2004 to 2010. Weening was married to Robin Lorraine Woodard from 1985 to 2004 when they divorced.