Henry Irwin Southwick, III, 75, passed away in peace on Saturday, March 3rd, 2018 at Community Hospice in Fernandina Beach, Florida. Born on October 16th, 1942 in Sarasota, FL, he grew up in Ft. Myers, FL where he graduated from Ft. Myers High School. After graduating from Clemson University with an electrical engineering degree and four years in ROTC, Irwin entered service with the U.S. Army Signal Corps as a second lieutenant. Based at Ft. Monmouth, NJ, he spent time maintaining communications across the ocean, serving in Viet Nam, Thailand, Hawaii and state-side. Upon completing service, he served with the U.S. Army Reserves and began a career with Florida Power Corporation in St. Petersburg, FL. Steps in his professional career include Director of System Planning overseeing power distribution, transmission and generation planning, and Director of Energy Control managing power distribution and trading, plus coordinating corporate deregulation activities nationally. Along the way, he earned a masters in industrial engineering. He was also an adjunct professor of business at the University of South Florida in St. Petersburg, FL.

Irwin is survived by his wife of 54 years, Mary Alice Southwick, whom he met in high school, and his sister, Judith May Harrell of Altamonte Springs, FL and his twin children, Robert Irwin Southwick (Bonnie) of Fernandina Beach, FL, and Susie Southwick LaTorre (Joe) of Ormond Beach, FL. Grandchildren, a real source of joy for the last 20 years, are Elizabeth Terrell Southwick, Gena Marie LaTorre, Robert Irwin Southwick, Jr. and Mario Irwin LaTorre. He is also survived by his nieces Pamela Harrell Savukoski of Birmingham, AL and Finland, Deana Leigh Harrell of Charleston, SC and Brenda Lane Harrell, also of Birmingham. Irwin enjoyed traveling, visits to Florida�s Gulf Coast with family, plus his volunteer work and friends at St. Michael�s Catholic Church in Fernandina Beach. He will be dearly missed by all. His family appreciates the support and help provided by his friends, Community Hospice and Dr. Elizabeth Johnson of Mayo Clinic, Jacksonville.

A funeral mass will be held at 11 am on Thursday, March 15th at St. Michael�s Catholic Church in Fernandina Beach.

The service is open to everyone and will be followed by a reception at the parish hall.

The family suggests donations be made to the Neuroendocrine Tumor Research Foundation, MD Anderson Cancer Center of Houston, TX, Cats Angels in Fernandina Beach, or to any charity of choice.