Coat of arms of the House of Ludovisi.
<a href="//commons.wikimedia.org/wiki/User_talk:FDRMRZUSA" title="User talk:FDRMRZUSA">FDRMRZUSA</a>
This SVG <a href="https://en.wikipedia.org/wiki/coat_of_arms" class="extiw" title="w:coat of arms">coat of arms</a> includes elements  from this <a href="https://en.wikipedia.org/wiki/coat_of_arms" class="extiw" title="w:coat of arms">coat of arms</a>: