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Memorial for John "Jack" Clemens Hammer

Born in Oklahoma City, Oklahoma on Jun. 16, 1933
Departed on Feb. 23, 2016 and resided in Sugar Land, TX.
Service: Wednesday, Mar. 2, 2016
10:30 am
Cemetery: Lockehill Cemetery
Please click on the links above for locations, times, maps, and directions.

  
John ("Jack") Clemens Hammer, age 82, passed away on Tuesday, February 23, 2016 in Sugar Land, Texas. Born June 16, 1933 in Oklahoma City, OK to Bill Clemens & Dorothy McCullough Hammer, his family moved to San Antonio in 1944, where he graduated from Jefferson High School & earned a degree in Geology from St. Mary's University. He served on active duty in the U.S. Army Reserves and was discharged as a Captain & Guided Missile Unit Commander. After enjoying a long career as a Petroleum Engineer, he retired as the Field Office Manager in Houston for the Texas Attorney General.

Jack had a life-long love for his country, family, the outdoors, hunting, history, & the oil business.

He was predeceased by his parents, sister-Nancy ("Honey") Hammer Flowers, brother-Donald Hammer, and son-John Clemens Hammer, Jr. Mr. Hammer is survived by his wife of 51 years- Helen Marie Ruhnke Hammer, daughter-Stephanie Murray (Todd), daughter-Nancy Pratt (Kevin), son-Paul Clemens Hammer (Hannah), brother-Joseph Hammer, five grandchildren, one great-grandchild, niece-Deborah Flowers Cason, & many great-nieces & great-nephews.

Graveside burial service will be at Mission Park Lockehill Cemetery, 10625 Fredericksburg Rd., San Antonio, on Tues. Mar. 1, 2016 at 12 noon. Memorial service will be at St. Francis de Sales Church, 8100 Roos Rd., Houston, on Wed. Mar. 2, 2016 at 10:30 am with reception following.

In lieu of flowers, memorials in John's honor may be donated to his lifelong favorite charity, Cal Farley's Boys Ranch, P.O. Box 1890, Amarillo, TX 79174-0001, 1-800-687-3722.
  

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