UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C.  20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported):  May 1, 2007

ACNB Corporation

(Exact name of Registrant as specified in its charter)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the Registrant under any of the following provisions (see General Instruction A.2. below):

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act  (17 CFR 240.13e-4(c))

CURRENT REPORT ON FORM 8-K

ITEM 7.01             Regulation FD Disclosure

At ACNB Corporation’s Annual Meeting of Shareholders held on May 1, 2007, the shareholders elected directors and ratified independent auditors, as more fully described in the attached press release.  A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.  The information furnished under this Item 7.01 of this Current Report of Form 8-K shall not be deemed to be filed for purposes of the Securities Exchange Act of 1934.

ITEM 9.01             Financial Statements and Exhibits

(d) Exhibits.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this Current Report on Form 8-K to be signed on its behalf by the undersigned, thereunto duly authorized.

EXHIBIT INDEX