

Patricia was born on October 2, 1940, in Detroit, Michigan. As a child, she moved with her family to Portland, Oregon, where she made many cherished memories growing up. Later, her father accepted a job in Kansas City, Missouri, and the family relocated there. Pat attended Westport High School and graduated in 1958.
Soon after graduation, Pat married Edward Hewitt Alvis, III and began raising her family. Together, they welcomed four children, and in 1970, the Alvis family moved to Houston, Texas. There, Pat earned her real estate license and worked successfully as a Realtor for several years.
While raising her children, Pat enthusiastically supported their love of horses and the equestrian lifestyle. She was actively involved in the creation and development of the Root Road Riders, a volunteer horse club dedicated to providing opportunities for young riders and their families. Through countless hours of volunteer work and fundraising, the organization helped build an arena that hosted rodeos, competitions, and riding lessons. Pat also played a key role in organizing trail rides, camping trips, and other activities that created lasting memories for many families. Her dedication to the club reflected both her love of horses and her commitment to supporting her children and their interests.
Pat had always dreamed of becoming a nurse, believing it was her true calling. Determined to pursue her dream, she attended nursing school and graduated as Valedictorian of her class at the age of 50. She went on to specialize in psychiatric nursing and devoted the next 20 years of her life to caring for others in hospitals in both Houston, and later Kansas City.
Following her retirement, Pat returned to the Houston area and made her home in Cypress, Texas.
Having spent much of her life in Kansas City, Pat was a devoted Kansas City Chiefs fan. She especially admired Patrick Mahomes and had long been a fan of Coach Andy Reid. On game days, she proudly donned her Chiefs attire and rarely missed watching a game. Family members could always count on hearing her cheer loudly for a great play—or passionately voice her opinions when a pass was dropped or a drive stalled. After returning to the Houston area, Pat had the special opportunity to attend several Texans–Chiefs games through a family connection when her grandson married into the Texans owners' family. Although she sported a Texans T-shirt for the occasion, those who knew her best understood that her heart never wavered—she was quietly, and faithfully, cheering for the Chiefs.
Patricia was proud of her Irish heritage. According to family history, her great-great-grandfather, William Ennis, immigrated to the United States from Ireland and eventually traveled west, where he founded the town of Ennis, Montana. In 2015, Pat fulfilled a lifelong dream when she traveled to Ennis, Ireland, to learn more about her family name and heritage. The trip was especially meaningful to her and allowed her to connect with the history and roots she had always treasured.
Patricia is preceded in death by her parents, William Ennis and Betty Ennis, and her sister, Diane Leimer, and brother-in-law, Everett Leimer.
Patricia is survived by her four children: Scott Alvis and his wife, Thana Alvis; Susan Watson and her husband, Richard Watson; Steven Alvis; and Bryan Alvis and his wife, Katie Alvis. She is also survived by her ten grandchildren: Margaret Alvis, Marie Alvis, Ashleigh Ponton, Jennifer Heasley, Heather Watson, Kendall Watson, Austin Alvis, Andrew Alvis, Adyson Alvis, and Alyssa Alvis; and her ten great-grandchildren: Cameron Love, Royal Chapman, Jackson Ponton, Cooper Ponton, Heidi Alvis, Henry Alvis, Marshall Alvis, Archer Alvis, Axton Alvis, and Oaklan Alvis. She is also survived by her beloved niece, Linda Leimer, and her nephew, Bill Leimer.
Pat was also devoted to her cherished dog, Teddy, who faithfully kept her company during her retirement years in Cypress. When illness made it impossible for her to care for him, Teddy found a loving home with Pat's dear friend, Delores Coward, where he continues to be cherished.
To her grandchildren, great-grandchildren, and many others whose lives she touched, she was simply "Nana Pat"— a name that became synonymous with unconditional love, unwavering support, and a heart always open to those she cherished. Whether offering encouragement, sharing stories, cheering from the sidelines, or simply being present, Nana Pat created a legacy of warmth, strength, and unwavering love that will be treasured for generations.
Our beloved Pat will be remembered for her determination, compassion, devotion to her family, and commitment to caring for others. Her legacy lives on through the many lives she touched and the family who loved her so deeply.
The family extends its heartfelt gratitude to Linda Leimer for the extraordinary nursing care, unwavering support, and loving presence she provided during Pat's battle with cholangiocarcinoma. Her kindness, dedication, and clinical expertise were a tremendous comfort to Pat and to all who loved her.
To honor Pat’s life and legacy, a memorial service will be held at Brookside Funeral Home – Champions, 3410 Cypress Creek Pkwy, Houston, TX 77068, on July 17th, 2026, at 10:00 am.
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