Monica Niculescu Singles performance timeline Singles performance timeline

| Tournament | _2006 | _2007 | _2008 | _2009 | _2010 | _2011 | _2012 |
|---|---|---|---|---|---|---|---|
| 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 | 1R | 2R | 1R | 3R | 3R |
| French Open | A | A | 1R | 1R | LQ | 1R | 1R |
| Wimbledon | A | A | 2R | 1R | 2R | 2R | 1R |
| US Open | A | A | 1R | 1R | 1R | 4R | 1R |
| Win–Loss | 0-0 | 0-0 | 1–4 | 1–4 | 1–3 | 6–4 | 2–4 |
| Year-End Championship | Year-End Championship | Year-End Championship | Year-End Championship | Year-End Championship | Year-End Championship | Year-End Championship | Year-End Championship |