Tomislav Mikulić (born 4 January 1982 in Vukovar) is a Croatian football player who plays as a defender. He currently plays for NK Slaven Belupo in the Prva HNL.
Mikulić started his career with Croatia's NK Osijek before moving to K.R.C. Genk in 2005. On 18 December 2007 he signed a three and a half year deal with Dinamo Zagreb.
Mikulić has previously been a part of the Croatian national under-21 football team, but has never been capped with the seniors.