Isaiah Greenhouse

Isaiah Greenhouse (born July 15, 1987) is an American football linebacker and fullback who is currently a free agent. He was signed by the Houston Texans as an undrafted free agent in 2010. He played college football at Northwestern State.

Houston Texans
After going undrafted in the 2010 NFL Draft, Greenhouse was signed by the Houston Texans on May 18, 2010. They tried him at fullback, but moved him back to linebacker later. He was cut on September 3, 2010, and signed to the practice squad two days later. He was called up from the practice squad on October 3, 2010, but was waived on October 10, after being on the roster for one week. He was re-signed to the practice squad on November 3, 2010. Greenhouse was promoted on December 29, 2010. He was re-signed on January 5, 2011. The Texans released him on February 18, 2011.

Dallas Cowboys
Greenhouse was signed by the Dallas Cowboys on March 1, 2011.

On August 16, 2011 he was moved to fullback. He was waived on September 3, 2011, and was signed to the practice squad the next day. He was waived/injured on August 23, 2012.