Walter Richard Pfeiffer 70 of Marianna died Thursday April 14, 2011 in his home. He was born in Brackenridge on January 22, 1941 a son of Walter Jacob and Ida May Stauffer Pfeiffer. He attended The Presbyterian University Hospital Pittsburgh, where he received his degree for respiratory therapy, being one of the first 1000 nationally registered in the United States. He served as the director of respiratory care at the Greenery Specialty Care Center in Canonsburg for almost 20 years until his retirement. Mr. Pfeiffer served in the united Sates Navy and was a member of Steele Lille American legion Post 744 of Marianna. He was a member of North Ten Mile Baptist Church. He was an avid hunter and fisherman. On September 25, 1978 in the first Christian church of Marianna he married Christa Lynn Knizner who survives. Also surviving in addition to his wife of 32 years are 2 daughters Melissa Michelle Pfeiffer and fiancé Arron Raber of Waynesburg, and Sarah Christine Pfeiffer of Marianna, a brother Al Pfeiffer of Delaware, as well as 3 nephews TR Mansfield of NJ, Mickey Mansfield of NC and Scott Davis of Butler. Family and friends will be received from 2-4 and 6-8p.m. in the Nichol Funeral Home 1873 East maiden street Washington where funeral services will be held on Monday April 18, 2011 with Rev. Dr. Gary Schneider officiating. Interment will follow in Horn Cemetery. Marianna.