This is a very lightweight free Twitter widget by Radiated Pixel.

Author:Radiated Pixel (profile at wordpress.org)
WordPress version required:3.3
WordPress version tested:3.5.1
Plugin version:0.2.2
Added to WordPress repository:27-01-2013
Last updated:18-05-2013
Warning! This plugin has not been updated in over 2 years. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress.
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Plugin URI:http://www.radiatedpixel.com/wordpress/radiat...
Total downloads:494
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This is a very lightweight free Twitter widget. You can add as many widgets as you like and poll another users timeline on every widget. Sadly Twitter restricts unauthorized requests, so you can only view a random number of tweets (max. 5), starting with the latest.