The Mother’s Day is celebrated on a second Sunday of May not only in the United States but also in the following countries:
Anguilla, Aruba, Australia, Austria, Bahamas, Bangladesh, Barbados, Belgium, Belize, Bermuda, Bonaire, Botswana, Brazil, Brunei, Bulgaria, Canada, Chile, China, Colombia, Croatia, Curaçao, Cyprus, Czech Republic, Denmark, Dominica, Ecuador, Estonia, Ethiopia, Fiji, Finland, Germany, Ghana, Greece, Grenada, Honduras, Hong Kong, Iceland, India, Italy, Jamaica, Japan, Latvia, Liechtenstein, Macao, Malaysia, Malta, Myanmar, Netherlands, New Zealand, Pakistan, Papua New Guinea, Peru, Philippines, Puerto Rico, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Singapore, Sint Maarten, Slovakia, South Africa, Sri Lanka, Switzerland, Taiwan, Trinidad and Tobago, Turkey, Ukraine, Uruguay, Vietnam, Venezuela, Zambia.
Additionally it’s always on May 8th in South Korea and Albania.