He was born July 18, 1924, in Corpus Christi, to August John and Agnes Cecilia Whelan Tengler.
Monsignor Tengler was preceded in death by his parents.
Survivors include one sister, Sister Agnes Marie Tengler, IWBS, and many cousins.
Funeral Mass will be celebrated at the Corpus Christi Cathedral at 10 a.m., Friday, July 3. Graveside services will be held at Rose Hill Memorial Park in Corpus Christi.
Memorial donations may be made to the Incarnate Word Retirement Fund or to the Priests' Pension Fund.