How to Remvoe Duplicate Birthdays in iCal? Simple Steps

Many users schedule birthday events in their calendars. But if you don’t properly manage, you may get duplicate birthday events. Those who want to remove duplicate birthdays in an iCal file will find several methods in this blog that are very simple. But first, let’s understand why duplicate birthdays accumulate in your iCal file.

Why are Birthdays Duplicated in iCal?

There are several reasons why your birthday appears twice in iCal files.

You are using multiple accounts on your device where the same person saved the birthday in all their account. This way, Apple Calendar pulls from both sources.
Apple Calendar has a built-in virtual calendar that automatically scans your birthdays using the Contacts app. So, if you manually created a separate calendar named birthday or subscribed to one, duplicates will be seen.
In your contacts app, you have duplicate entry cards for the same person. If the person is listed twice with the same birthday, then it appears twice on your calendar.
In Apple Family Sharing, family members may have the same contacts that are saved on their devices. If someone shares their family calendar, which also includes birthdays. It will overlap with personal contacts.
If you are syncing your iPhone to your Mac with the help of a cable while also synchronizing iCloud, and information duplication. This confuses the system between local backup and cloud backup.
Many apps like Facebook, LinkedIn, or custom countdown apps have permission to write your events directly to your Calendar.

These are the common reasons why duplicate birthdays appear in the iCal file. Now, there are some users who don’t know that the file contains similar birthdays.

How to Find Identical Birthday Events in iCal?

To search for your duplicate birthday events. You have to search in both the Calendar app and the Contacts app. Below are the ways to identify the duplicates.

In the Contacts app of Apple, look for all your accounts that create duplicate contact entries.
Scroll down to the contact list to find any exact name repetitions.
Check the birthday date of a single contact that is listed multiple times in their card.
Go to the calendar settings and in the left-hand panel of the app, see your active calendars list.
Search for multiple checked Birthdays calendars that are from different synced accounts.
Check manually created birthday calendars that look like a built-in Birthdays subscription.
In your iCal interface, search for identical birthday banners that appear on the same day in day, week, or month view.
After finding the duplicates, click on them to see their source calendar location.
To easily search, type Birthday or any specific name in the iCal search bar to display them instantly.
There are some tools that you can use to quickly find the duplicates. In the Contacts, click Card from the top menu. Choose Look for Duplicates.

After finding the duplicate birthdays, you can now use ways to remove these similar events.

Delete Duplicate Contacts in Apple Contacts

As you know, the birthday is created from the Contacts app, which is also the cause of duplicate birthday events from duplicate contact cards. Here are the steps to remove them.

Go to your Contacts App and click Card from the menu bar.
Choose Look for Duplicates. Review your duplicate contacts found.
Click Merge to combine them. Then, open Calendar and refresh the birthday calendar.

Turn Off Additional Birthday Calendars

In some cases, the same birthday appears in multiple calendar sources. So, disable them and follow the steps.

In the Calendar app. Click Calendars from the sidebar.
Check your enabled calendars and look for birthdays, Google Birthdays, Exchange Birthdays, and iCloud Birthdays.
Then, uncheck any duplicate birthday calendars.

Remove Duplicate Contacts from iCloud

For some reason, your contacts are saved in iCloud, and it may sync duplicate entries to iCal. So, if you are using iCloud and duplicate birthdays appear in multiple Apple devices.

Log in to the iCloud web and go to the Contacts.
Find your duplicate contacts. Merge or delete the duplicate records.
After that, allow iCloud to sync changes to your devices.
Now, reopen Calendar.

Remove Duplicate Birthdays from Google Contacts

If your Google Contacts is synced with Apple Calendar, this creates duplicate birthdays. So, fix it.

In Google Contacts, go to the Merge & Fix button from the left panel.
Find your duplicates and then merge duplicate contacts.
After that, open Google Calendar and sync with Apple Calendar.

Delete Duplicate Contacts in Exchange

Exchange and Outlook contacts also generate duplicate events. So, here are the steps

Run Outlook and find the People.
Find your duplicate contacts, then click Delete or merge them.
Refresh your Birthday Calendar. Then, re-sync your Outlook with Apple Calendar.

Manually Edit iCal File

If you have an iCal file that stores duplicate birthdays, you can remove them by directly editing them.

First of all, export your calendar events to an iCal file.
Then, open the file in a text editor or Notepad.
Find the repeated birthday entries.
After locating your duplicate blocks. Delete them.
After that, save the file, and then you can move them to Calendar.

This method is good when you have a small iCal file. But if you have large and multiple files. For this, you can use professional software.

How to Remove Duplicate Birthdays in iCal File? Professionally

On the internet, there are several professional software that can provide you with a clean way to delete duplicate events or birthdays in just a few ways. One of them is SysTools Duplicate Calendar Remover is one of them that can help you. This tool provides you with options to easily find your identical birthdays. To know how it works. Follow the steps.

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