Bruno

Also Dutch, Norwegian, Swedish, Danish, Slovenian, Greek, Romanian and Lithuanian.

Also Romansh:
Source: "Vornamen in der Schweiz. Prénoms en Suisse. I nomi in Svizzera. Prenoms in Svizra" (1993) published by the Association of Swiss registrars
https://sursassiala.ch/2015/01/15/familienforschung/
https://nossaistorgia.ch/entries/m3zVp9rGD8d
https://nossaistorgia.ch/entries/j4gVkoqVYAp
https://www.portraitarchiv.ch/portrait?page=173

Also used in Albanian: https://instatemra.shinyapps.io/emra/

Bruno is a name of German origin. Its meaning is derived from the German word ‘braun’ meaning brown and armour. Monks and saints were named Bruno in the Middle Ages including Giordano Bruno. The name spread around the world to South Africa, South America, Canada, the USA, Central America, and Oceania. It’s a name with international appeal. Search Bruno on LinkedIn and you will find scientists, engineers, architects, and artists all called Bruno. Many have dark hair and brown eyes – but there are also Brunos with blonde hair and blue eyes – and even redheads called Bruno. The name Bruno is soft and sweet but also powerful. The former minister of health in the Netherlands was called Bruno Bruins.

Also Ligurian: https://lij.wikipedia.org/wiki/Bruno_Lauzi

Also Estonian: https://et.wikipedia.org/wiki/Bruno_(eesnimi)

Also Kashubian: https://csb.wikipedia.org/wiki/12_l%C3%ABpi%C5%84ca
https://csb.wikipedia.org/wiki/15_pazdz%C3%A9rznika
https://csb.wikipedia.org/wiki/11_pazdz%C3%A9rznika

Also Galician: http://www.ige.eu/igebdt/esq.jsp?idioma=gl&ruta=onomast/nomes.jsp
https://gl.wikipedia.org/wiki/Hipocor%C3%ADstico

Also Slovak: https://sk.wikipedia.org/wiki/Bruno
https://en.wiktionary.org/wiki/Bruno#Slovak

Also Czech: https://cs.wikipedia.org/wiki/Bruno

It's also used in Poland and pronounced BROO-naw here.

In 2009, Bruno was on rank 112 of the most popular boys' names in Germany. Still many people seem to consider it rather old-fashioned. Personally, I have yet to meet a Bruno who is younger than 50.

Also used as a boys name in Croatia. [noted -ed]

This is a Polish variant, too.

Bruno was the 9th most popular name in Rome in 1936 and the 4th in 1941 behind Franco, Roberto and Mario.

Has also been used for boys in Slovenia.

I'm named Bruno and live in Brazil. What I can say about this name? Every year I had to study with at least one Bruno, since it is so common here. :P