POWER OF ATTORNEY

Know  all  by these presents, that the undersigned hereby authorizes (i) each of
Gregory E. Lichtwardt, Kevin Waters, Kristen Howells and Alaleh Nouri of Accuray
Incorporated (the "Company") and (ii) any attorney employed in the Palo Alto, CA
office  of  Wilson Sonsini Goodrich & Rosati, to individually execute for and on
behalf  of  the  undersigned, in the undersigned's capacity as an officer and/or
director of the Company, Forms 3, 4 and 5, and any amendments thereto, and cause
such  form(s)  to be filed with the U.S. Securities and Exchange Commission (the
"SEC")  pursuant  to  Section  16(a)  of the Securities Exchange Act of 1934, as
amended, relating to the undersigned's beneficial ownership of securities in the
Company.  The undersigned hereby grants to each such attorney-in-fact full power
and  authority  to  do  and  perform  any  and  every  act  and thing whatsoever
requisite,  necessary, or proper to be done in the exercise of any of the rights
and  powers  herein  granted,  as  fully  to  all  intents  and  purposes as the
undersigned  might  or  could  do  if  personally  present,  with  full power of
substitution  or  revocation,  hereby  ratifying  and  confirming  all that such
attorney-in-fact,  or  such  attorney-in-fact's substitute or substitutes, shall
lawfully  do  or  cause  to  be done by virtue of this power of attorney and the
rights  and  powers  herein  granted.  The  undersigned  acknowledges  that  the
foregoing  attorneys-in-fact,  in serving in such capacity at the request of the
undersigned,  are  not  assuming,  nor  is  the  Company  assuming,  any  of the
undersigned's  responsibilities  to  comply  with  Section  16 of the Securities
Exchange Act of 1934, as amended.

This  Power  of  Attorney  shall  remain  in  full  force  and  effect until the
undersigned  is  no longer required to file Forms 3, 4 and 5 with respect to the
undersigned's  holdings  of,  and  transactions  in,  securities  issued  by the
Company, unless earlier revoked by the undersigned in a signed writing delivered
to the foregoing attorneys-in-fact.

IN  WITNESS  WHEREOF,  the  undersigned  has caused this Power of Attorney to be
executed as of this 19th day of March, 2015.

                                                /s/ Alaleh Nouri
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                                                Signature

                                                Alaleh Nouri
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                                                Print Name