Arlene Sandra Niskar, 74, of Ellenton, FL, and formerly of Las Vegas, passed away Tuesday, December 19, 2017. She was born December 19, 1943 in Detroit, MI to the late Sidney and the late Jean (Meizler) Charness. Arlene owned and operated an optical store and then worked as a bookkeeper for 10 years while in Las Vegas. She was an avid reader and Mah Jong player. Considered the very best friend you could have, Arlene had a wonderful sense of humor and was a selfless, giving woman. She was hardworking, independent and took great pride in everything she did. Arlene is survived by her children Terri (Wayne) Janda and Michael Niskar; grandchildren Alex Janda and Nicolas Pheifer; brother Larry Charness; sister barbara (Ronnie) Blackman; and a number of very dear cousins, nieces and nephews. She is predeceased by her son Gary Niskar and granddaughter Joella Niskar. A memorial service will be held on Friday, December 22, 2017 at 11:00 AM at Temple Sinai, 9001 Hillpointe Road, Las Vegas, NV 89134.