Leap Year: 1984 was a leap year, which means that it contained 366 days instead of 365 (with an extra day in February).
Zodiac Sign (Astrology): Anyone born on this date will have the star sign Sagittarius.
Zodiac Element: Fire.
Chinese Zodiac Animal: In the Chinese Zodiac, 1984 was the year of the Rat (Yang Wood).
Native American Zodiac: The 21st of December, 1984 falls under the Owl.
Birthstone: Anyone born during the month of December will have the birthstones Tanzanite, Zircon and Turquoise.
Age: Anyone born on the 21st of December, 1984, will be 34 years of age.
American Format: 12-21-1984 (the MDY format is also used in Belize).
YMD Format: 1984-12-21. This format is often used by software applications, simply because numbers such as "19841221" are easier to sort.
Unix Timestamp: The Unix Timestamp for this date is 472435200.
Songs that were on top of the music singles charts in the USA and the United Kingdom on the 21st of December, 1984:
United States: Like A Virgin - Madonna
United Kingdom: Do They Know It's Christmas - Band Aid
Movie Box Office
What movie was on top of the box office?
The movie "Missing in Action" was at the top of the box office on this date.
News Topics, Fads & Culture
Trending news stories and fads that were prevalent throughout this time period. These are news stories and events that would have been in the media on the 21st of December, 1984.
Between the 22nd of September, 1980, and the 20th of August, 1988, an armed conflict was being fought between the Islamic Republic of Iran and the Iraqi Republic.
Mid 1980s fashion.
Strappy sandals, Keds, kitten-heeled sandals and pumps were popular footwear in the mid 80s. Fashion become more colorful during this period. Popular clothing included long wool coats, long and bulky sweaters, jumpsuits, large scarves, beanies, leather gloves, long flared skirts, slim miniskirts, slightly tapered pants and stirrup pants.
1984 in music.
Popular music artists in 1984 included Prince, Tina Turner, Paul McCartney, Michael Jackson, Kenny Loggins, Phil Collins, Van Halen, Lionel Richie, Yes, Culture Club and John Waite.
Who was the US President on this particular date?
Ronald Reagan was the President of the United States on the 21st of December, 1984.
Interesting facts about conception dates.
A baby that was born on the 21st of December, 1984 was probably conceived around the 13th of March, 1984. (Rough Estimate).
The due date for a baby that was conceived on the 21st of December, 1984 is the 30th of September, 1985. (Rough Estimate).
Around This Time...
Things that happened during this general period of time...
Enter your date of birth below to find out how old you were on the 21st of December, 1984.
Looking for some nostalgia? Here are some Youtube videos relating to the 21st of December, 1984. Please note that videos are automatically selected by Youtube and that results may vary! Click on the "Load Next Video" button to view the next video in the search playlist. In many cases, you'll find episodes of old TV shows, documentaries, music videos and soap dramas.
NB: If a video is blank, click on the button above to view the next one...
Visualize the days that have passed since the 21st of December, 1984. Each day that has passed will be represented as a calendar icon.
Time Difference & Statistics
Here are some fun statistics about the 21st of December, 1984.
12,604 days have passed since this date.
1,088,982,000 seconds have passed since the 21st of December, 1984.
If you were born on this day, your heart has beated approximately 1,270,479,000 times.
Since the 21st of December, 1984, earth has travelled approximately 561,914,712,000 miles through space.
If you were born on this day, your eyes have blinked approximately 181,497,000 times.
If you were born on this day, you have taken approximately 93,652,452 steps. That's about 41,623 miles!
Since this date, 13,067,784 meteors have entered the earth's atmosphere!
Time for a quick language lesson! The word for "Friday" in other languages is:
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