• Asen dynasty, a dynasty which ruled the Second Bulgarian Empire between 1187 and 1280
• ASEN - The Australian Student Environment Network
• Asen (artifact), a metal pole topped with a small circular alter for receiving offerings
• Asen, Asena or Ashina (clan), the ruling dynasty of the ancient Turks in mid 6th century
• Asen, the German word for Áss (singular: Ase)
• The Association for the Study of Ethnicity and Nationalism (ASEN) – an international, interdisciplinary association for academics, researchers, students, journalists and others directly concerned with advancing the study of ethnicity and nationalism
• Asen (state), a polity involved in late 17th-century wars in modern Ghana
• "Asen", an archaic unit of measurement (also aasen, aces), equal to one-twentieth of a gram, or less than .0018 of an ounce, used to value tulips, during the tulip mania
• Jaime Asensio de la Fuente (b. 1978), Spanish footballer known as Asen

• das jüngere Göttergeschlecht in der nordischen Mythologie, siehe Ase
• einen Dialekt der Sprachen-Gruppe Akan
• das Verb asen, das im Niederdeutschen synonym zu verschwenden und vergeuden verwendet wird
• die deutsche Kosmetikfirma Graf-Asen

Se även Åsen, Ekenäs stad

Secondo l'interpretazione evemeristica di Snorri Sturluson, gli Æsir erano originari dell'Asia (Asíá in norreno) e da quel luogo si sarebbero spostati seguendo il loro capo Odino verso le terre del nord, fermandosi in Svezia (Svíþjóð). La loro patria d'origine era Ásaland ("terra degli Æsir"), anche chiamata Ásaheimr ("regno degli Æsir"), e capitale di tale regno era Ásgarðr ("recinto degli Æsir") che Snorri curiosamente identifica con Troia