EDIT Please note that as well as the symbols encoded in the Currency Symbols block, a number of other currency symbols are encoded in other blocks.

Here is a list of all Currency Symols in Unicode:
؋ U+060B AFGHANI SIGN
฿ U+0E3F THAI CURRENCY SYMBOL BAHT
U+20B5 CEDI SIGN
¢ U+00A2 CENT SIGN
U+20A1 COLON SIGN
U+20A2 CRUZEIRO SIGN
$ U+0024 DOLLAR SIGN
U+20AB DONG SIGN
U+20AC EURO SIGN
U+17DB KHMER CURRENCY SYMBOL RIEL
U+20AD KIP SIGN
ƒ U+0192 LATIN SMALL LETTER F WITH HOOK (Guilder)
U+20A4 LIRA SIGN
U+20A6 NAIRA SIGN
U+20B1 PESO SIGN
£ U+00A3 POUND SIGN
U+FDFC RIAL SIGN ﷼
U+20A8 RUPEE SIGN
U+0BF9 TAMIL RUPEE SIGN
U+0AF1 GUJARATI RUPEE SIGN
U+09F3 BENGALI RUPEE SIGN
U+09F2 BENGALI RUPEE MARK
U+20AA NEW SHEQEL SIGN
U+20AE TUGRIK SIGN
U+20A9 WON SIGN
¥ U+00A5 YEN SIGN
U+5143 (Yuan)
U+5713 (Yuan, older form)

historic currency symbols:
U+20AF DRACHMA SIGN
U+20A3 FRENCH FRANC SIGN
U+20A7 PESETA SIGN
U+2133 SCRIPT CAPITAL M
U+20B0 GERMAN PENNY SIGN

never used currency symbols:
¤ U+00A4 CURRENCY SIGN
U+20A0 EURO-CURRENCY SIGN
EDIT Typography Currency symbols are commonly designed to display at the same width as the western digits to assist in alignment in tabular displays.
 
U+20A0U+20A1U+20A2U+20A3U+20A4U+20A5U+20A6U+20A7U+20A8U+20A9U+20AAU+20ABU+20ACU+20ADU+20AEU+20AFU+20B0U+20B1U+20B2U+20B3U+20B4U+20B5U+20B6 NOT ASSIGNEDU+20B7 NOT ASSIGNEDU+20B8 NOT ASSIGNEDU+20B9 NOT ASSIGNEDU+20BA NOT ASSIGNEDU+20BB NOT ASSIGNEDU+20BC NOT ASSIGNEDU+20BD NOT ASSIGNEDU+20BE NOT ASSIGNEDU+20BF NOT ASSIGNEDU+20C0 NOT ASSIGNEDU+20C1 NOT ASSIGNEDU+20C2 NOT ASSIGNEDU+20C3 NOT ASSIGNEDU+20C4 NOT ASSIGNEDU+20C5 NOT ASSIGNEDU+20C6 NOT ASSIGNEDU+20C7 NOT ASSIGNEDU+20C8 NOT ASSIGNEDU+20C9 NOT ASSIGNEDU+20CA NOT ASSIGNEDU+20CB NOT ASSIGNEDU+20CC NOT ASSIGNEDU+20CD NOT ASSIGNEDU+20CE NOT ASSIGNEDU+20CF NOT ASSIGNED
U+20A0 EURO-CURRENCY SIGN
U+20A1 COLON SIGN
U+20A2 CRUZEIRO SIGN
U+20A3 FRENCH FRANC SIGN
U+20A4 LIRA SIGN
U+20A5 MILL SIGN
U+20A6 NAIRA SIGN
U+20A7 PESETA SIGN
U+20A8 RUPEE SIGN
U+20A9 WON SIGN
U+20AA NEW SHEQEL SIGN
U+20AB DONG SIGN
U+20AC EURO SIGN
U+20AD KIP SIGN
U+20AE TUGRIK SIGN
U+20AF DRACHMA SIGN
U+20B0 GERMAN PENNY SIGN
U+20B1 PESO SIGN
U+20B2 GUARANI SIGN
U+20B3 AUSTRAL SIGN
U+20B4 HRYVNIA SIGN
U+20B5 CEDI SIGN
U+20B6 
U+20B7 
U+20B8 
U+20B9 
U+20BA 
U+20BB 
U+20BC 
U+20BD 
U+20BE 
U+20BF 
U+20C0 
U+20C1 
U+20C2 
U+20C3 
U+20C4 
U+20C5 
U+20C6 
U+20C7 
U+20C8 
U+20C9 
U+20CA 
U+20CB 
U+20CC 
U+20CD 
U+20CE 
U+20CF 
CHARACTER  < BLOCK > 
U+20A0 – U+20CF Currency Symbols
DEUTSCH : ENGLISH