'''Seiden''' may refer to:
*the main hall of a Japanese castle *the ''RG Veda'' manga
==People with the surname== *Esther Seiden (1908–2014), Polish-Israeli-American mathematical statistician *Frank Seiden (c.1861-1931), American Yiddish singer and magician *Joseph Seiden (1892–1974), director, producer of Yiddish films *Lewis Seiden (1934–2007), American pharmacologist *Rudolph A. Seiden (1900–1965), Austrian-American chemist **Celada-Seiden model *Al Seiden, American basketball player
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Category:German-language surnames