Ivo Minář (born May 21, 1984 in Prague) is a professional male tennis player from the Czech Republic. On July 20, 2009, Minář reached his career-high singles ranking of World No. 62. His brother Jan is also a professional player, who has been ranked in the top 200 in the world.
Minář won the European junior championships in Klosters when he was 16, defeating fellow Czech Tomáš Berdych.
In his career he has not won an ATP singles title, but has reached one singles final – in 2005 in Sydney, where he lost to Lleyton Hewitt of Australia. Later that year, he qualified for the tournament in Dubai and pushed World No. 1 Roger Federer to final set tie-break in the first round, losing 7–6(5), 3–6, 6–7(5).