Guides
Celebrity birthdays in December 2027: a dated guide for holiday planning
celebrity birthdays december 2027 fall around Christmas, Hanukkah and federal observances. Use this dated guide to plan holiday birthday reminders.
Desk
Field Desk
First-hand accounts of celebrity birthday calendar, including the parts that did not go to plan.
Reviews
Celebrity birthday apps compared: which one is accurate enough for a calendar?
Celebrity birthday apps compared: Famous Birthdays, Birthday Alarm, MyCalendar, Celebrity Birthdays, and Birthday Countdown tested for calendar accuracy.
Industry
The role of US sports leagues in publishing athlete birth dates
Athlete birth dates come from league roster pages, but state vital records can disagree. See how MLB, NFL, NBA, and NHL publish and correct dates.
Features
Nashville and Atlanta celebrity birthdays: sources and dates
Nashville and Atlanta celebrity birthdays: five documented dates and a five-step check using local music press and state records.
Features
Celebrity Birth Date Time Zones: Why Records Disagree
Celebrity birth date time zones: how Eastern, Central, Mountain and Pacific clocks label the same birth, and why records disagree near midnight.
Industry
How Los Angeles celebrity birthdays are set and checked
Los Angeles celebrity birthdays begin as publicity decisions and end at California vital records. Here is how a published date is set, corrected and checked.
Costs
When does the payoff from young celebrities with May birthdays start to fade?
May birthdays among young celebrities pay off in search traffic until the performer ages out of the young label or the date itself is disputed.
Industry
No shortcuts here: June birthdays turn on the basics
June birthdays: the pipeline an entry travels through stage by stage, why precision is data in its own right, and why cleaning a record is really editing.
Maintenance
Which parts of May birthdays deserve the closest look?
May birthdays: the three things that set a month's length, the denominator a count needs, and what seasonality in births is and is not evidence of.
Features
Actors with August birthdays from the ground up
August birthdays among actors trace back to studio publicity files, not civil records, so each date needs its source named before it is cited.
Reviews
What famous August birthdays teach about identification
Famous August birthdays offer six examples of why identity, roles, and careful sourcing matter when building an accurate celebrity birthday list.
Guides
August birthdays: how calendar conversion works
August birthdays can come from several calendars. How Hebrew, Chinese, Islamic and Japanese-era dates convert, and what a converted entry must record.
Costs
Building a celebrity birthday calendar in five steps
Building a celebrity birthday calendar in five steps: collect from two sources, flag conflicts, check records, log every source, then handle corrections.
Maintenance
Guide to march birthdays by day and what a sort key misses about names
March birthdays by day, with the March 1 entries named and the collation rule that decides their order plus the sort key blind spot for name particles.
Industry
4 details of musicians with March birthdays people miss
Four March-born musicians show how a birth date gets fixed, shifted or copied wrong, from Aretha Franklin to Chopin and the clock that moved a day.
Reviews
March birthdays: a dated selection and how calendars shape each date
March birthdays in a celebrity calendar, from Einstein on the 14th to Clapton on the 30th, are civil dates shaped by calendar drift and Pope Gregory XIII's 1582 reform.
Maintenance
Musicians with September birthdays at a glance
Musicians with September birthdays, their dates, and what the available source types can—and cannot—confirm before you treat a copied date as proof.
Costs
What is documented about famous February birthdays
Famous February birthdays include the documented dates, the historical figures behind them, and the source conflicts that remain unresolved.
Features
Historical figures with February birthdays: the records
Historical figures with February birthdays: six dates, the records behind them, and how to label a back-calculated or self-chosen date on a calendar.
Features
3 things to understand about athletes with April birthdays
Athletes with April birthdays include Kareem Abdul-Jabbar, Aaron Judge and other stars. See their dates and why sports seasons don't change birthday calendars.
Reviews
Actors with February birthdays without the filler
Actors with February birthdays range from Jennifer Aniston to John Travolta, and the recorded date on a birth certificate becomes a citable entry in film databases.
Industry
Athletes with January birthdays: the parts worth your attention
Athletes with January birthdays: the universal birthday convention, the three different ages one athlete can have, and what a sports entry should record.
Guides
What to expect from January birthdays (2027 update)
January birthdays run from Capricorn into Aquarius, and the famous figures born in the month span sport, film, music, politics, science and royalty.