Grandparents Day in Canada

International Gynaecological Health Day on September 10;

Grandparents Day in Estonia on September 13 (Vanavanemate Päev is celebrated on the second Sunday in September);

Grandparents Day in Phillipines on September 13 (Second Sunday in September);

Grandparents Day in United States on September 13 (1978);

Father's Day or Gokarna Aunsi in Nepal on September 17 (Date for 2020);

Father's Day in Ukraine and Latvia on September 20 (celebrated on the third Sunday in September);