Guillermo García-López Performance timelines Singles

| Tournament | _2004 | _2005 | _2006 | _2007 | _2008 | _2009 | _2010 | _2011 | _2012 | _2013 | _2014 | W_L_ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Monte-Carlo Masters | A | 1R | A | 3R | LQ | A | 1R | 2R | A | A |  | 2–3 |
| Rome Masters | A | A | A | A | A | LQ | 3R | 1R | 2R | A |  | 3–3 |
| Madrid Masters | A | A | A | LQ | LQ | 1R | 3R | 3R | 2R | 1R |  | 5–5 |
| Canada Masters | A | A | A | A | A | 1R | A | A | A | A |  | 0–1 |
| Cincinnati Masters | A | A | A | LQ | A | 3R | A | 1R | A | A |  | 2–2 |
| Shanghai Masters | Not Masters Series | Not Masters Series | Not Masters Series | Not Masters Series | Not Masters Series | 1R | QF | 2R | Q2 | A |  | 4–3 |
| Paris Masters | A | A | A | LQ | LQ | A | A | 2R | 1R | 1R |  | 1–3 |