Marteen McGregor Ainsworth, a resident of Baton Rouge, passed away on Sunday, July 16, 2017 at Sunrise Senior Living in Baton Rouge. She was born May 7, 1930 in Lambert, MS and was 87 years of age. She was a retired registered nurse from the State of Louisiana where she worked at the St. Helena Parish Health Unit and East Baton Rouge Parish Health Unit. She is survived by her sister, Peggy Bourgeois; brother, Charles "Sonny" McGregor and wife, Joyce; nieces, Kim Brun, Kelly Lecompte and husband, Tommy, Karrie Hovis, and husband, Warren, Dawn M. Bridges and husband, Oscar, and Brenda McGregor; nephew, Jay McGregor and wife, Lisa; and a host of great nieces and great nephews. Preceded in death by her husband, Alpheus "Jr." Ainsworth; brother in law, David L. Bourgeois, and her nephew, Mark H. McGregor. Visitation was held at McKneely Funeral Home, Amite, from 5 p.m. until 8 p.m., Tuesday, and from 8 a.m. until religious services at 10 a.m. Wednesday, July 19, 2017. Interment Greensburg Cemetery, Greensburg. For an online guestbook, visit http://www.mckneelys.com.