Many users, after using WhatsApp for a while, find that their contact list includes people they no longer need, such as old colleagues, unknown numbers, or spam contacts. In such cases, it becomes necessary to delete them. So, how can you delete WhatsApp contacts on an iPhone? This article will provide a detailed guide on how to delete WhatsApp contacts on iPhone, helping you manage your WhatsApp contacts more efficiently.

First of all, let's be clear that your WhatsApp contacts come from your address book or contact list on your iPhone. So, to delete WhatsApp contacts, please follow the instructions below:
Step 1. Locate and tap the WhatsApp icon on your iPhone, then go to the "Chats" tab.
Step 2. To delete a conversation, select the chat thread you want to remove.
Step 3. Tap the person's name at the top to open the "Chat Info" screen.
Step 4. Tap "Edit" in the top-right corner.
Step 5. This will open the standard iOS contact editing interface. Scroll down to the bottom.
Step 6. Tap the red "Delete Contact" button.
Step 7. A confirmation pop-up will appear. Tap "Delete Contact" again to confirm.

Note:
If you'd rather not delete a contact from your phone but still want to stop receiving messages from them on WhatsApp, you can block the contact instead. Please follow the instructions below to block WhatsApp contacts on iPhone.
To block a contact from the chat screen:
Step 1. Open WhatsApp on your iPhone.
Step 2. Enter the chat of the person you want to block.
Step 3. Tap the contact's name at the top to access profile info.
Step 4. Scroll down and select "Block Contact".
Step 5. Confirm your decision.

To block a contact from Settings:
Step 1. Open WhatsApp on your iPhone.
Step 2. Go to "Settings" > "Account" > "Privacy".
Step 3. Tap "Blocked".

Step 4. Select "Add New".
Step 5. Choose the contact you want to block.
Step 6. The contact is now fully blocked and cannot reach you.
Tips: If you want to unblock the contact, just swipe left on any contact and tap "Unblock" to remove them from the list.
If you want to recover deleted WhatsApp contacts on your iPhone, here is a step-by-step guide you can't miss.
How to Recover Deleted WhatsApp Contacts on iPhone with/without BackupBlocking a contact will not remove them from your iPhone's address book. If you want to delete a blocked WhatsApp contact on your iPhone, follow the steps below:
Step 1. Go to WhatsApp "Settings" > "Privacy" > "Blocked".
Step 2. Tap the contact's name > "Edit" > "Delete Contact" > "Delete Contact".
Deleting or blocking a contact does not permanently remove their data. Fragments of their contact information may still remain on the device and could potentially be recovered using specialized recovery software. If you plan to sell or give away your iPhone, or want to ensure that deleted WhatsApp contacts cannot be restored, you will need a more thorough and secure data-erasure method.
Since WhatsApp contacts are synced from your iPhone's address book, you must first permanently delete these contacts from your iPhone to completely erase them. Coolmuster iOS Eraser offers a professional solution to thoroughly wipe contact data, ensuring that it cannot be recovered by any means, safeguarding your privacy 100%.
Key features of Coolmuster iOS Eraser:
Here is how to delete all contacts on WhatsApp at once on iPhone:
01Connect your iDevice to your computer using a USB cable. The software will automatically detect your device, and the main interface will appear, ready for data erasure.

02Click the "Erase" button, choose your preferred security level (Low, Medium, or High), and confirm by clicking "OK".

03When prompted, type "delete" to confirm, then click "Erase" again. A final confirmation will appear—click "OK" to start the permanent deletion process.

04Once the process is finished, all data on your device will be permanently erased and unrecoverable. You can now set up your iDevice as new.

Video Tutorial:
That's all about how to delete WhatsApp contacts on iPhone. You can easily delete, block, or remove blocked WhatsApp contacts. For users who need to permanently erase WhatsApp contact data, Coolmuster iOS Eraser provides the highest level of privacy protection—ensuring that the contacts you delete can never be recovered.
Download and launch the program, and utilize it to delete your WhatsApp contacts with ease.
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