Robert Mansfield Martinson, Jr., 70, of New Port Richey, Florida, passed away on September 30, 2021. Retired heavy equipment operator for the town of Acton, Massachusetts. He moved to New Port Richey, Florida, in 2019 from Clearwater, Florida, previously of Winchendon, Massachusetts. He is survived by his sisters, Jane Martinson of New Port Richey, Florida, Carol (Paul) Murren of Westboro, Massachusetts, Susanne Harrington of Littleton, Massachusetts; niece, Sarah Harrington of Massachusetts; nephews, Andrew Harrington and Ryan Harrington of Massachusetts.  Final resting place at Florida National Cemetery in Bushnell, Florida.