Kailey (trepmal)

Insert quotes and pull them randomly into your pages and posts (via shortcodes) or your template (via template tags). 
Can refer to quote IDs to use specific quotes. Also widget-enabled

Easy Random Quotes

Insert quotes and pull them randomly into your pages and posts (via shortcodes) or your template (via template tags).

sabirmostofa

vanhorn

Display a random quote provided by QOTD.org in your sidebar as a widget or in a page/post using a shortcode. For more info:www.qotd.org/wp-plugin.html
The main features:
<ul>
<li>As many widgets as you need</li>
<li>Font sizes can be configured</li>
<li>
Optional automatic rotation of the quotes
</li>
<li>
Shortcodes can be used to add one quote or series of quotes to your posts and pages. The shortcodes come with a set of individual options as well and, if needed, they can be extended to apply everywhere on the blog, allowing random words for the tagline, the category names, the post titles etc.
</li>
</ul>

WP Random Quote

Display a random quote provided by QOTD.org in your sidebar as a widget or in a page/post using a shortcode. For more info:www.qotd.org/wp-plugin.html

Easy Random Quotes vs WP Random Quote