Wikipedia:Articles for deletion/List of first women mayors in the United States
and not just because this list is cited  along with other related research in a report titled https://faculty.gsu.edu/files/2021/03/how-far-yet-to-go-full-report.pdf How Far Yet to Go? commissioned by the ACLU Foundation of Georgia. In 2017, The World Organization of United Cities and Local Governments (UCLG), in an article titled, https://www.uclg.org/en/media/news/women-mayors-are-ready-stand-and-be-counted Women mayors are ready to stand up and be counted, in a campaign with UN Women, called on the United Nations Statistical Commission "to develop global indicators to track the proportion of elected women at local level." The authors are first women mayors in their municipalities, and their advocacy for data collection includes, "We can only achieve equality if we know where we are now and can measure our progress." Also, 2019 research from the Institute for Research on Public Policy titled https://policyoptions.irpp.org/magazines/november-2019/only-a-fifth-of-canadian-mayors-are-women/ Only a fifth of Canadian mayors are women reviews news coverage and data about mayors (and first female mayors) in Canada, which further supports notability of the topic ''{{tq|as a group or set}}''. There is also at least Wikipedia:Articles for deletion/Katherine Mayo Cowan|one recent AfD discussion I recall with  coverage about the significance of a first woman mayor in the United States. Additional keywords that may help find additional sources include Nineteenth Amendment to the United States Constitution and Voting Rights Act of 1965, but I believe sufficient sources exist to support notability per 
— User:Beccaynr, 14:59, 4 August 2021 (UTC)
Stance: keep
Cited policy: WP:SECONDARY||WP:NLIST (Wikipedia:No original research)