1° de Mayo ( May 1st) may refer to:

• 1º de Mayo (Seville Metro), in Seville, Spain
• 1° de Mayo (Mexibús, Line 1), in Ecatepec de Morelos, Mexico
• 1° de Mayo (Mexibús, Line 2), in Ecatepec de Morelos, Mexico

See also

• 1º de Maio, a football club in São Tomé and Príncipe

This disambiguation page lists articles associated with the title 1º de Mayo.
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