Ludvik rhymes with:
sandvik, barnevik, barovic, bovik, brevik, chevik, civic, coovick, djukanovic, djurdjevic, filipovic, jankovic, jarvik, jovanovic, kaktovik, kopusovic, kovacevic, lackovic, leveck, levick, lovick, markovic, mestrovic, milosevic, moravec, moravek, novick, oravec, palkovic, pavek, pavlovic, pelvic, petrovic, popovic, reykjavik, sandvik, severovic, sevick, slavic, slavick, slavik, stevick, vaclavik
Ludvik sounds like:
ladybug, ladybugs, latvia's, litvack, litvak