Mary Alexandra Cox

mary cox
Mary Alexandra Cox was born July 30, 1958 in Mexico City. She and her mother, Rosa, moved to San Antonio in 1962 where Rosa married Eustace A Cox. They had a son, James, and raised their children and built their life in San Antonio. Alex’s father passed away in 1971 and her mother in 2014. Alex is survived by her son, Aaron Eustace Cox, her brother, James Glenn Cox as well as many uncles, aunts, and cousins. Alex graduated from Burbank High School in 1976 and started her higher education at San Antonio College. She graduated from the Baptist School of Nursing and completed her Master’s Degree at University Health Science Center in San Antonio in 1995. She graduated with a clinical nurse specialist degree in critical care and a minor in education. Her passion and energy for teaching will be remembered for many years. Baptist Health System still uses her dysthymia self-study book for the nurses’ training. In the late 90’s she co-taught with Airlife advance cardiac life support. Nursing staff still remember her mnemonics for rhythm disturbances. She especially liked teaching cardiac nursing care. She taught side by side with the bedside nurses on how to care for open heart patients. She also sang in a non-profit band called “ Raul and the MD’s. In 2003, Alex experienced a life changing event. With the assistance of her brother, who participated during the delivery, she adopted her son, Aaron Eustace Cox. After Aaron came into her life her world changed forever in the best way. She became a dedicated and doting Mom putting her efforts in doing everything she could for him. Part of her efforts included starting Aaron in Boy Scouts of America. She was there for him every step of the way, attending camp outs and other scouting events all the way to his attaining the rank of Eagle Scout. As part of her desire to do her best for Aaron in 2003 she started attending Oakwood Baptist Church. In September 2005, Alex came to know our Lord and accept Him as her Savior. Alex was certainly a prayer warrior with her prayer chair at home she prayed daily for those in need. She was a member of the Stokes Bible Class since 2003, sang in the choir for a time and supported her church in many ways. Alex passed away March 10,2023 after many years of illnesses. We will all miss her in our own way and will remember the enrichments she gave each of us.

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Memories Timeline


  1. We are deeply sorry for your loss ~ Lux Funeral Home & Cremation Services

  2. Alex was a tremendous education and passionate nurse. Most importantly to me, she was a loyal friend and confidant. She helped me navigate through some of the most difficult times of my life and helped me strengthen my relationship with God. She was truly and unique and beautiful soul. Her son Aaron lite up her eyes in the most amazing way. Love and prayers him and her family.

  3. Alex was an amazing friend and will be truly missed. Keeping your family in our thoughts and prayers. With Heartfelt Sympathy.

  4. You are loved by so many and your memory will live on in our hearts forever. Rest In Peace my dear friend.

  5. Q: What will you miss most about Mary?

    A: Alex was always so grateful for the musical animals she received. Sent her pictures of my beagles and felt the love she had for animals. She adored her son and all the Boy Scout activities. Wish we had more time to enjoy retirement. Jill

  6. I loved how Alex and I could always talk religion. Sometimes we may not see eye to eye on work-related issues but she and I could always connect on God and pray together! She truly had the heart of a Christian! Rest in Peace Dear Friend! ❤️ ✝️

  7. Q: How would you describe Mary to someone who had never met them?

    A: A great educator, A happy, giving person, and a very funny lady.
    She could make the most complicated explanations of critical care sound so simple. She will truly be missed.

  8. Q: What will you never forget about Mary?

    A: So many wonderful things; that I could never list them all! Her smile. Her ability to make everyone feel special and accepted. Her ability to explain complex concepts and modalities in ways to make sure you understood them. Her love for life, family and friends.

    Rest in Peace, Alex.

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