Nancy "Nannie Doss" Hazle, a serial killer, was also known as the Giggling Granny, Giggling Nannie, Jolly Black Widow, Lonely

Source Materials

https://allthatsinteresting.com/nannie-doss-giggling-granny             

https://criminalminds.fandom.com/wiki/Nannie_Doss

https://encyclopediaofalabama.org/article/nannie-doss/

https://www.alabamaheritage.com/from-the-vault/the-giggling-granny

https://www.grunge.com/347014/how-many-victims-did-the-jolly-black-widow-killer-actually-have/

https://www.ranker.com/list/nannie-doss-facts/stefanie-hammond

https://sites.psu.edu/harringpassion/2018/11/29/nannie-doss/

https://thecrimewire.com/multifarious/Nannie-Doss-the-Giggling-Granny-Famous-Female-Serial-Killers

https://www.thevintagenews.com/2023/01/12/nannie-doss/

https://www.crimelibrary.org/notorious_murders/women/doss/1.html