June - World Days and National Days of Countries

1-  World Day of Milk, World - Global  Day of Parents,  Samoa
2 - Italy Republic Day ,
3 - Donut Day
4 - Tonga Emancipation Day, Ford made his car operational
5 - World Environment Day , Denmark Constitution Day
6 - Sweden National Day
7 - VCR Day
8 - Best Friend's Day
9 -
10 - Portugal, Iced Tea Day
11
12 - Philippines, Russia, National Blood Donor's Week
13 - Queen's Birthday
14 - World Blood Donor Day, UK Royal Birthday
15
16
17 - Iceland National Day, East Vegatables Day
18 - Seychelles National Day
19
20
21 - World Music Day ,
22
23 - Luxemborg National Day
24
25 - Croatia, Mozambique, Slovenia
26 - Madagascar, Djibouti
27
28
29
30 -  Social Media Day ,  Democratic Republic of Congo


First Friday - USA National Donut Day
3rd Sunday - Father's Day


http://presscode.gr/index.php?option=com_gcalendar#year=2012&month=6&day=1&view=month


Updated  25 June 2016,  7 June 2014