Monday December 15th, 2025
December Fifteenth, Twenty Twenty-Five

How old am I if I was born on December 15, 2025?


Years Months Days Hours Minutes

Date Facts:

  • December 15, 2025 was a Monday
  • Zodiac Sign for this date is: Sagittarius
  • This date was 351 days ago
  • December 15th 2025 is on a Monday
  • Someone born on this date is 0 years old
  • If you were born on this date:

  • You've slept for 117 days or 0 years!
  • Your next birthday is 351 days away
  • You've been alive for 8,424 hours
  • You were born on a Monday in mid December
  • You are 505,440 minutes old
  • Your next birthday is on a Monday

  • Most popular baby names of 2025 ranked:

    Rank Name
    Rank Name

    How popular is your name? Search to find out!


    Celebrities Birthdays:
    December 15th

    You Share a birthday with over 15 other celebrities and/or famous people! Click Here to view our complete list. Who do you share a birthday with?

    Tanzanite: Birthstone for December 15th, 2025

    Stone:

    Energies:

    Good fortune
    Success

    High Value:
    $700 Per Carat
    Low Value:
    $90 Per Carat

    Click Here To learn more about December Birthstones

    Tap Image to view price

    Tanzanite, the birthstone of December is a beautiful dark blue stone, which is among the oldest stones used in Talismans and Amulets of ancient times. The stone itself is used to symbolize wealth and prosperity among a large number of ancient societies. The stone itself gives off energies which are known to ward off evil sprits, and bring strength, sensitivity, and a deeper connections to the wearers spirit.

    Made from hydrated calcium aluminum silicate, the trichroic gemstone benefits from a double refraction of light that passes through it, resulting in multiple colors depending of the angle of which the stone is viewed. More impressively, the stone is only found in one location on earth, and that's in the Hills of Tanzania near Mt. Kilimanjaro.

    2025 - Generation Alpha:

    Age Range:

    0-13 years old

    Attributes:

    Generation alpha is still very young. Being born into the modern world this generation will have exciting oppurtunites and challegens to face in the near future.

    Generation Alpha Summary:

    Generation Alpha, or the 'Next Generation' are still very young, being born between 2011 and 2025

    Time Period:

    2011-2025

    Like to see more about Generations? Click here to go to our interactive generations table.


    Zodiac - Sagittarius:

    Symbol:

    Sagittarius Traits:

    Curious
    Energetic
    Optimistic
    Enthusiastic

    Sagittarius Summary:

    A Sagittarius will always maintains a positive outlook on life. They enjoy meeting new people, and have a vibrant personality, but can often be reckless

    Start Date:

    11-22

    End Date:

    12-21

    Click here to see more about Sagittarius


    2025-12-15: This day in History:

  • 1612-12-15 Simon Marius namer of Jupiter's 4 inner satellites is 1st to observe Andromeda galaxy through a telescope
  • 1791-12-15 Bill of Rights ratified when Va gave its approval
  • 1836-12-15 Patent Office burns in Wash DC
  • 1859-12-15 G.R. Kirchoff describes chemical composition of sun
  • 1877-12-15 Thomas Edison patents phonograph
  • 1925-12-15 1st hockey game at Madison Sq Garden Candiens 3 Americans 1
  • 1939-12-15 1st coml manufacture of nylon yarn Seaford Delaware
  • 1944-12-15 Bandleader Major Glenn Miller lost over English Channel
  • 1946-12-15 Filchock & Hapes suspended by NFL failed to report bribe attempt
  • 1964-12-15 American Radio Relay League founded
  • 1965-12-15 1st rendevous in space: Gemini 6 & Gemini 7 link up
  • 1966-12-15 Audouin Dollfus discovers 10th satellite of Saturn Janus
  • 1966-12-15 Walt Disney passes away
  • 1969-12-15 SF Fire Dept replaces leather helmets with plastic ones
  • 1970-12-15 Soviet Venera 7 is 1st spacecraft to land on another planet (Venus)
  • 1971-12-15 USSR's Venera 7 becomes the 1st craft to land on Venus
  • 1973-12-15 Golf Resort (The Disney Inn) opens
  • 1973-12-15 Pirates of Caribbean opens
  • 1980-12-15 Free agent Dave Winfield signs with Yankees
  • 1984-12-15 USSR launches Vega 1 for rendezvous with Halley's Comet
  • 1985-12-15 Sylvester Stallone & Brigitte Nielson wed

  • 12-15-2025 in
    Roman Numerals:

    XII • XV • MMXXV


    What is 2025-12-15 converted to roman numerals? Above is the date 12-15-2025 converted into roman numerals.
    The above date is written in the traditional western/American style of writing dates. Formatted in the order of
    Month-Day-Year. If you prefer the European way of writing dates (Which is day-month-year) the roman numerals would be written XV • XII • MMXXV.


    Next Birthday Countdown:

    Countdown timer for Dec 15, 2025:


    The above timer is a countdown clock for your next birthday! (Assuming you were born on 2025-12-15) This timer is automatically updated, and is accurate all the way up to the nearest second. Watch as your next birthday ticks closer and closer right before your eyes. If you were born on december-15-2025, your next birthday is only 351 days away.


    Your birthday is on December fifteenth, 2025. Being born in mid-December says a lot about you. Your zodiac sign is sagittarius, your birth-stone is the Tanzanite, and your birth flower is the Narcissus (both of which make great gifts for someone with this birthday). You are 0 years old, and were born in the middle of Generation Alpha. Which generation you are born into makes a huge impact on your life, click here to see our interactive table and learn more. You have been alive for 351 days, or 8424 hours, or 505440 minutes! Your next birthday which is in 2025, is on a Monday.

  • Birthstone: Tanzanite (great gift idea, see Tanzanite article)
  • Birthflower: Narcissus
  • Zodiac Sign: Sagittarius

  • Your
    Birthdate
    Next
    Birthday
    Birthday
    Countdown
    Birth
    Stone
    Zodiac
    Sign
    Birth
    Flower
    Monday
    2025-12-15
    Monday
    Dec 15, 2025
    Tanzanite
    Sagittarius
    Narcissus
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    ** This Document Provided By EverythingBirthday **
    Source: //www.everything-birthday.com/date/december-15-2025