Mark Alan Fischer (September 28, 1950 – February 18, 2015) was a Boston-based intellectual property and copyright lawyer, speaker, and co-author of the fourth edition of Perle, Williams & Fischer on Publishing Law with E. Gabriel Perle and John Taylor Williams.

[8] He was a longtime Red Sox season ticket holder who rated Keith Foulke's Oct. 27, 2004 toss to Doug Mientkiewicz as one of his most-treasured moments.

He was a prolific writer and lecturer with a widely followed blog on new media and intellectual property issues.

Fischer was a Trustee of the Copyright Society of the US and an Overseer of the Institute of Contemporary Art (Boston).

Fischer was a contributor to the concept and adoption of the GNU General Public License.