Photograph of First Lady Bess Truman cutting the cake at the Roosevelt Birthday Ball, as Paul Henreid, Alexis Smith, Cesar Romero, Van Johnson, and other Hollywood celebrities look on. Why do the usual assumptions about young celebrities with July birthdays keep failing?
Photo by Abbie Rowe on Wikimedia Commons, Public domain

Industry

Why do the usual assumptions about young celebrities with July birthdays keep failing?

July birthday lists for young celebrities look settled, but a date is only as firm as the record behind it and the clock it was recorded on.

What to take away

  • The July answer, by nameMalala Yousafzai, Selena Gomez, Post Malone, Alessia Cara, Shohei Ohtani, Zion Williamson, Noah Lyles, Erling Haaland, Alex Morgan and Margot Robbie.
  • July lists fail because they copy publicity files and ignore time zones, not because July births are scarce.
  • Millie Bobby Brown, Zendaya, Shawn Mendes, Lil Nas X and Simone Biles are not July births.
  • When two sources disagree, publish both and name the record each one came from.

Ten July birthdays, with the record behind each

This is the July list the title promises. Each row gives a person, a date and the kind of record that carries it. No certified copy was ordered for this page.

Ten July birthdays

NameFieldBornRecord type behind the date
Malala YousafzaiActivist and authorJuly 12, 1997Nobel and agency biographies
Selena GomezActor and singerJuly 22, 1992State vital record, reprinted widely
Post MaloneRapperJuly 4, 1995Label press file, state record behind it
Alessia CaraSinger, CanadaJuly 11, 1996Ontario birth registration, label file
Shohei OhtaniBaseballJuly 5, 1994Club and league media guide
Zion WilliamsonBasketballJuly 6, 2000League media guide
Noah LylesTrack and fieldJuly 18, 1997Federation athlete profile
Erling HaalandFootballJuly 21, 2000Club and federation registration
Alex MorganFootballJuly 2, 1989National team roster
Margot RobbieActorJuly 2, 1990Studio press file

Half of these names come from sport. Ohtani, Williamson, Lyles, Haaland and Morgan each carry a July date in league or federation material. July fills out across four different sports.

The July birthdays by day page sorts these same dates by calendar date, which shows which days are crowded and which are bare.

Alessia Cara is the Canadian name on the list, born in Mississauga, Ontario on July 11, 1996. That date sits in Canadian label material and in an Ontario birth registration, which is a provincial record rather than a press file.

Corrections: five names that are not July births

All five turn up on July lists. Each was born in another month, and each date below is the one their public material carries.

  • 19,Millie Bobby Brown, British actor: February 2004, Marbella, Spain.
  • 1,Zendaya, American actor and singer
  • 8,Shawn Mendes, Canadian singer
  • 9,Lil Nas X, rapper
  • 14,Simone Biles, gymnast

Lil Nas X belongs with the April group instead. The April young performers page shows why a month grouping needs a stated inclusion rule before anyone can correct it.

Why July lists keep failing

The error sits in the source, not the month. A publicity file places a performer inside a release window or a tour cycle. The date in it is a marketing fact before it is a biographical one.

Birthday apps often lift dates from IMDb, a credits database whose entries come from studios and press material rather than a registry.

Four record types matter here.

[figure 1]

Birth Date Sources Compared

Vital records

Holds
Registered birth record
Cannot settle
Access rules

League guide

Holds
Roster dates
Cannot settle
Other sports

Publicity file

Holds
Promotional date
Cannot settle
Verification status

Press archive

Holds
Widely repeated date
Cannot settle
Earlier source

A vital record settles a date. A press file only repeats one.

Time zones add a second error. A birth recorded at 11:40 p.m. in one zone is already the next day in another. A list built from a wire report keeps whichever day the wire filed.

The July birthday index sets out the inclusion rule this site uses for month groupings, so a date with a zone attached can be placed without guesswork.

Example: one date, two days

One date, two days

  1. A baby is born at 11:40 p.m. local time on July 3.
  2. A wire files the item from a zone two hours ahead, where the clock already reads July 4.
  3. A list built from the wire prints July 4 and drops the zone.
  4. The registered record still shows July 3.

The same mechanism can pull a July 1 birth back into June.

How to check a July date before you repeat it

How to check a July date

  • Ask which record carries the datea vital record, a league guide or a press file.
  • Check whether the source names a time zone.
  • Compare the date against one independent second source.
  • Keep both dates when they still disagree, with each source named.
  • Order a certified copy when the date carries a legal or commercial consequence.

The National Archives guide explains how to request birth records from state offices and what those offices release.

Musicians fill most July lists, and the checked list of musicians with July birthdays shows which of those names survive a source check.

Disputed dates on living people deserve care. Wikipedia's guidance on biographies of living persons asks editors to keep unverified personal details out of articles. That is the right default for a birthday list too.

Common questions

Which young celebrities were actually born in July?

The ten in the table above, from Margot Robbie and Alex Morgan on July 2 to Selena Gomez on July 22. Each date comes from a named record type rather than from another list.

Why do July lists include people born in other months?

Because the lists copy each other. One early page assigns a month, later pages cite that page, and the correction never catches the copies.

Can a birth date shift by a day?

Yes. A birth close to midnight in one zone can fall on the next day in another. The registered record and the reported date can differ by one day.

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