Since the affiliation in 1990, the date and name used in the FRG have become the official ones for the former GDR as well. This however was not accepted by large parts of the former GDR population, so that still many parents celebrate with their kids on the former date, June 1, and even Children's Day public events take place on the old date.

In India Children's Day day is celebrated on November 14 every year. This date the marks the anniversary of independent India’s first Prime Minister, Pandit Jawaharlal Nehru. Children's day is celebrated on this day in recognition of his lifelong passion and work for children.

Children's Day is not celebrated.

May 05 is Children's Day, called こどもの日 ("Kodomo no hi", こどもの日^?) in Japanese; the festivities were also used to be called Boy's Day , called 端午の節句 (Tango no Sekku, 端午の節句^?) in Japanese , to distinguish it from Girls' Day, called 桃の節句 (Momo no Sekku, 桃の節句^?), ひな祭り (Hinamatsuri, ひな祭り^?) in Japanese , March 3). Both of these days are marked with a lot of activities for children. On this day, children display samurai swords, armor, and Kintarō dolls. Two important symbols of Children's day are carps and irises. Traditionally, families fly carp kites with a carp representing each son.

In Mexico Children's day is celebrated on the 30th April.

In the People's Republic of China, Children's Day is celebrated on June 1 and is formally known as "The June 1st International Children's Day" - 六一国际儿童节). When the People's Republic of China was first established in 1949, the State Council (Cabinet) designated a half-a-day holiday for all primary schools on June 1st. This was later made into a full day's break in 1956 with The Announcement by the State Council to make June 1st Children's Day a One Day Public Holiday (国务院关于“六一儿童节”改为放假一天的通知). Schools usually organizes activities such as camping trips or free movies on Children's day to allow students to have fun, and Children of civil servants might also receive small gifts from the government. Entrance Ceremonies of the Young Pioneers of China (similar to boy scouts in the West) are frequently held on June 1st as well.

Children's Day is celebrated on May 5. In 1923, Bang Jung-Hwan, a social educator, suggested that May 1 should be established as Children's day, and he made it public via campaigns. There was no Children's day before that. In 1946, the Children's day was just moved to May 5.

The Taiwan designates April 4 as Children's Day (兒童節), pursuant to Article 5 of the Order to Implement Commemoration Days and Holidays (紀念日及節日實施辦法). Despite not being a legal holiday, schools often hold special activities in order to celebrate the occasion. Due to pressure from parents that demanded to accompany their children in the celebration, the ROC government recognized Women’s Day with Children’s Day on April 4, 1993. Thus, the celebration is technically called Women’s and Children’s Day.

Children’s Day observations in the United States predate both Mother’s and Father’s Day.

"National Child's Day" was proclaimed by the President of the United States of America, George W. Bush, as June 3, 2001 and in subsequent years on dates in early June. In 2003, he proclaimed June 1st. In 2004, he proclaimed June 6th. In 2005, he proclaimed June 5th. In 2006, he proclaimed June 4th. In 2007, he proclaimed June 3rd. The White House Proclamation by the President of the United States of America, 2001