Alimuzzaman Alim

WordPress Author / User Image lets you set the author image. 
With this plugin, you will be able to set the author’s image. 
Ability to remove user image or block particular user. (New added) 
This photo will appear below the post in the about author section and also in their comment. When you have many users your users will be able to set their photos. It appears in the comment. You can resize the uploaded image. So no extra disk space or bandwidth will be lost. The most amazing part of this plugin is you can set a default image for your user. If any of your users do not set their image then show the default image.
FEATURE of Author or User Image
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<li>Set a default image for any user. (Who did not set their Image)</li>
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Individually set user’s image by user. (This image will be shown instead of the default image)
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You can specify image size. (All images will be resized with this size before saving)
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You will also be able to remove your image or the default image.
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It’s just below your profile page in the user section.
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Control over the user’s image.
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Ability to remove user’s image.
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Ability to block any user from setting his image.
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Ability to list all users who have set their image.
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Ability to list all users who are on your blacklist.
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Author or User Image

WordPress Author / User Image lets you set the author image.

Author or User Image vs One User Avatar | User Profile Picture