WordPress allows you to easily customize your site layout through widgets. Without doubt, widgets are one of the best features of WordPress. The beauty of widgets lie in the simplicity of the widget interface. Your target audience throngs social networking sites in pursuit of news, entertainment, updates, gossip, products and to keep in touch with friends.
So, here in our today’s post we have listed top 15 best free social sidebar widgets for WordPress that are useful for your WordPress blogs. I have made a point of including a wide variety of social sidebar widgets. You may want to take a look at the following related articles: Premium WordPress Themes for Exhibition, Free HTML CSS Pricing Table Templates and Free Share Post Plugins for WordPress.
1. WS Facebook Like Box Widget
WS Facebook Like Box Widget provides easy and quick use in your blog. You can fully customize facebook like box in easy way. Facebook Like Box Widget. Facebook Like Box Widget is a social plugin that enables Facebook Page owners to attract and gain Likes & Recommendation Comments from their own website.

2. Widget Facebook Like Box
Widget Facebook like box plugin is an nice tool, that will show your Facebook fans on your website, also allow new visitors join to your Facebook fans. You can easily configure and use this plugin. You just need to type your Facebook page Id in Page ID field and configure the other options and that’s all.

3. StoreYa Like Box
The Like Box allows you to promote your social marketing by creating a customized “like box” and converting customers into engaged fans. You can select whether to display thumbnails of your customers’ friends who have already become fans of your business, or show the latest posts shared on your Facebook fan page.

4. Good Old Twitter Feed Widget
This plugin displays the latest posts from a Twitter account in a sidebar widget. Easy customization of style, replies, retweets, links, dates, thumbnails and a lot more. You can use the same Authorization strings for several widgets and multiple website. Just remember to store them in a safe place!

5. Facebook Like Box
Facebook Like box is awesome tool to show your visitors your Facebook like box. At the same time it’s very useful, because you will get new users who will like your website on Facebook. Facebook like box is important part of social optimization, that’s why a lot of people use Facebook like box on their websites. It’s very easy to use, you just need to install the plugin and add Facebook like box widget to your sidebar and set some settings.

6. Random Tweet Widget
This plugin displays a random post from a Twitter account in a sidebar widget. You can use the same Authorization strings for several widgets and multiple websites. Just remember to store them in a safe place!

7. WordPress Facebook
Facebook is a well-equipped tool to integrate your website with Facebook. The product package contains a large number of widgets and plugins to make your website more social. Using it you will be able to add not only Like/Share and Registration buttons, but also Facepile, Facebook commenting box and etc. This WordPress plugin comes with Open Graph Integration, so that the shared pages/posts can be fully customized, including title, image and other content.

8. Widget Twitter
The Widget Twitter plugin is the best feature for fully integrating Twitter with your WordPress website. The website users will be able to stay tuned to your Twitter account through your website. They will have the chance to follow you and share stories with their followers, highlighting the best stories in your website and spreading the awareness in Twitter.

9. Twitter Button Plus
Twitter button plus is awesome tool to show your visitors your popularity on Twitter. At the same time it’s very useful, because you will get new users who will follow your posts. Twitter button plus is important part of social optimization, that’s why a lot of people use Twitter button plus on their websites. It’s very easy to use, you just need to install and configure Twitter button plus options.

10. Show Your Social Media Posts
TwineSocial provides the tools you need to grow and engage your social audience. Display any social media content on your WordPress site, and drive massive social engagement. TwineSocial is richly interactive and engaging. Get beautiful presentation of your photos, videos, and other social media elements on your WordPress site.

11. Responsive Facebook Like Box
It will display a more flexible and responsible Facebook Like Box in your WordPress sidebar widgets. More than that, it also enable to display in your code template. Facebook Like Box is a WordPress social plugin that enables Facebook Page owners to attract and gain Likes from their own website.

12. WP Twitter Feeder Widget
Show your latest twitter posts with this easy to use twitter sidebar plugin widget for WordPress. Easy to setup and easy to use. This widget will use your themes styling so that the widget looks like the rest of your website. If your theme is setup, the widget will blend and look like all your other widgets. Download it today and start sharing.

13. Twitter Widget with Tweet Reach
Twitter Widget with Tweet Reach is best twitter sidebar plugin widget you will find for WordPress. It easy to use, easy to install and has all the features you needs to show your twitter activity, feeds off. Twitter Widget with Tweet Reach is a sidebar widget that offers you the possibility to show your lastest in your WordPress web site.

14. PureTheme Slide Social Tabs
This plugin provides four different Pop up Like Boxes which appears on hover on little social icons that are at left sidebar on your blog or website. One of the best ways to increase your Social fans is to add the jQuery Pop-up Social Box to your Blog. Once this widget is installed on your blog, your visitors will be shown a slide out box with the option to like your Facebook Page, or want to follow on Twitter, or want to add you in there Google+ circle or subscribe with your YouTube channel.

15. Any User Twitter Feed
Embed anyone’s Twitter Timeline using only their username, or display tweets based on a keyword. Fully compatible with the latest Twitter API and guaranteed to work even with the forthcoming twitter changes!
