Joan was born in 1934 in Amsterdam, New York. She worked for Traditions Antiques and Gifts (her daughter Michell's business) in Havana, Florida. When she passed away in 2014 in Tallahassee, Florida, she was entombed in the Mausoleum at Tallahassee Memory Gardens, Tallahassee, Florida. Find A Grave: Memorial #155200972
Sources
"United States Public Records, 1970-2009," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:K18X-WG5 : accessed 20 November 2015), Joan Sievert Sisario, Residence, Tallahassee, Florida, United States; a third party aggregator of publicly available information.
Information recorded by Carolyn Martin from grave marker at the Mausoleum in Tallahassee Memory Gardens (cemetery), Tallahassee, Leon County, Florida, USA.