# Mario Diena

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{{Short description|Italian philatelist}}
Dr. '''Mario Diena''' (6 July 1891 – 4 November 1971)<ref>''[http://www.abps.org.uk/Awards/Roll_of_Distinguished_Philatelists/RDP_Background_20111231_LR.pdf Background notes on The Roll of Distinguished Philatelists September 2011]'', Roll of Distinguished Philatelists Trust, London, 2011. [https://web.archive.org/web/20130819000841/http://abps.org.uk/Awards/Roll_of_Distinguished_Philatelists/RDP_Background_20111231_LR.pdf Archived here.]</ref> was an Italian [philatelist](/source/philatelist) who was added to the [Roll of Distinguished Philatelists](/source/Roll_of_Distinguished_Philatelists) in 1956.

==References==
{{Reflist}}
{{DEFAULTSORT:Diena, Mario}}
Category:Signatories to the Roll of Distinguished Philatelists
Category:1891 births
Category:1971 deaths
Category:Italian philatelists

{{Philatelist-stub}}

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Adapted from the Wikipedia article [Mario Diena](https://en.wikipedia.org/wiki/Mario_Diena) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Mario_Diena?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.