From 1997 to 2001, Danuta Dmowska attended the XLV Lyceum in Warsaw, Poland.
In January, 2005, she was second in the World Cup Competition in Prague.
In June, 2005, she was third in the World Cup Competition in Barcelona.
In October, 2005, she achieved her greatest success in her career so far, at the World Championship in Leipzig, she won the individual Gold Medal.
In the final, she beat the Estonia fencer, Maarika Võsu.
In November, 2005, she came second in the Fencing Masters Tournament in Levallois, Paris, losing to the 2004 Olympic silver medalist, the French fencer, Laura Flessel-Colovic.
The world's top eight women fencers took part in the tournament.
She took 28th place in the European Championship 2005 in Zalaegerszeg.Dmowska is a member of the Legia Warsaw Club.
She represented Poland as a junior and now represents Poland as a senior.
In national competitions, she has won the Polish Junior Individual National Championship, the Polish Senior Individual National Championship, the Polish Senior Team Championship, the Polish Youth Cup and the Polish Senior Cup.