Editing Boston Celtics (section)

===Philadelphia 76ers===
{{main|76ers–Celtics rivalry}}
[[File:Wilt Chamberlain Bill Russell 2.jpg|thumb|200px|[[Wilt Chamberlain]] of the Philadelphia 76ers being defended by Celtics' center [[Bill Russell]] in 1966]]
The Celtics and the [[Philadelphia 76ers]] are the two teams who have the most meetings in the [[NBA playoffs]], playing each other in 22 series, of which the Celtics have won 15.<ref name="Most frequent playoff matchups">{{cite web|url=http://mcubed.net/nba/mfpm.shtml|work=McCubed.net|title=NBA: Most frequent playoff matchups|access-date=March 24, 2011|archive-url=https://web.archive.org/web/20130921073719/http://mcubed.net/nba/mfpm.shtml|archive-date=September 21, 2013|url-status=dead}}</ref> The 76ers are considered the Celtics' biggest rival in the Eastern Conference. The rivalry reached its peak when players Bill Russell and [[Wilt Chamberlain]] of the 76ers played each other from 1965 to 1968. Their play would result in the Celtics not winning every NBA Finals series in the 1960s when the 76ers won in 1967.<ref>{{cite news|last=Ryan|first=Bob|title=Celtics-76ers has been a playoff tradition|url=https://www.bostonglobe.com/sports/1985/05/12/celtics-ers-has-been-playoff-tradition/Up6aa8FI6WUKsLqkRl1GVL/story.html|newspaper=The Boston Globe|date=May 12, 1985|access-date=June 17, 2017|archive-date=November 8, 2017|archive-url=https://web.archive.org/web/20171108035020/https://www.bostonglobe.com/sports/1985/05/12/celtics-ers-has-been-playoff-tradition/Up6aa8FI6WUKsLqkRl1GVL/story.html|url-status=live}}</ref>