11/2 may refer to:
November 2 (month-day date notation) February 11 (day-month date notation) February 11 AD (month-year date notation) 2 AD November (year-month date notation) 11 shillings and 2 pence in UK predecimal currency A type of hendecagram
See also
11 (disambiguation) 2 (disambiguation)
112 (disambiguation) 2/11 (disambiguation) 211 (disambiguation) 1/12 (disambiguation)