Chris Bosh, LeBron James and Dwyane Wade were tied for the most starts for the Heat in the 2011 playoffs, with 21 starts.

most games started for miami in 2011 playoffs
Interpreted as:
most games started by a player for miami in 2011 playoffs
2010-11Bosh2010-11James2010-11Wade2010-11Bibby2010-11Anthony2010-11Ilgauskas2010-11Chalmers212121201381
NAMESEASONTMGPGSMPGPPGRPGAPGSPGBPGTPGFGMFGAFG%3PM3PA3P%FTMFTAFT%MINPTSREBASTSTLBLKTOVPF+/-
Chris BoshChris Bosh2010-11MIAMIA212139.718.68.51.10.70.91.96.613.947.40.00.20.05.46.781.48343901782314194048+68
LeBron JamesLeBron James2010-11MIAMIA212143.923.78.45.91.71.23.18.317.846.61.44.035.35.77.476.392249717612335256656+29
Dwyane WadeDwyane Wade2010-11MIAMIA212139.424.57.14.41.61.33.08.617.848.50.72.526.96.68.577.78285151509234286453+46
Mike BibbyMike Bibby2010-11MIAMIA202020.83.71.81.20.60.30.91.44.828.10.93.325.80.10.250.04157336231161730-39
Joel AnthonyJoel Anthony2010-11MIAMIA211327.42.84.60.50.41.80.60.92.336.70.00.01.01.571.05755897108381354+67
Zydrunas IlgauskasZydrunas Ilgauskas2010-11MIAMIA9811.63.63.60.30.00.31.01.63.346.70.00.00.40.766.71043232303916-64
Mario ChalmersMario Chalmers2010-11MIAMIA21124.37.81.92.11.30.01.32.65.943.51.54.038.11.11.571.951116340442712848+79
StatMuse has season-level data for games started going back to the 1982 playoffs.