Katalin Marosi Singles performance timeline Singles performance timeline

| Tournament | _1996 | _1997 | _1999 | _2000 | _2001 | _2002 | _2003 | _2004 | _2005 | _2009 | _2010 | _2011 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Grand Slam Tournaments | Grand Slam Tournaments | Grand Slam Tournaments | Grand Slam Tournaments | Grand Slam Tournaments | Grand Slam Tournaments | Grand Slam Tournaments | Grand Slam Tournaments | Grand Slam Tournaments | Grand Slam Tournaments | Grand Slam Tournaments | Grand Slam Tournaments | Grand Slam Tournaments |
| Australian Open | A | A | Q1 | Q2 | 1R | Q3 | Q1 | Q2 | A | Q3 | Q2 | A |
| French Open | A | A | A | 1R | Q1 | A | Q3 | Q1 | A | Q1 | Q1 | A |
| Wimbledon | A | A | Q3 | 2R | Q1 | Q1 | Q1 | A | A | Q1 | Q1 | A |
| US Open | Q1 | A | Q2 | 1R | Q1 | Q2 | Q1 | A | A | Q1 | A | Q1 |
| Grand Slam SR | 0 / 0 | 0 / 0 | 0 / 0 | 1 / 3 | 0 / 1 | 0 / 0 | 0 / 0 | 0 / 0 | 0 / 0 | 0 / 0 | 0 / 0 | 0 / 0 |