What is "kullman"

Kullman is a surname. Notable people with the surname include:

• Arnie Kullman (1927–1999), Canadian ice hockey player
• Charles Kullman (1903–1983), American opera singer
• Ed Kullman (1923–1997), Canadian ice hockey player
• Ellen J. Kullman (born 1956), American chief executive
• Leen Kullman (1910–1943), Soviet military intelligence agent