The 2013 Tiburon Challenger was a professional tennis tournament played on hard courts. It was the seventh edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Tiburon, California, United States between October 7 and October 13, 2013.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Denis Kudla | 95 | 1 | ||
| Tim Smyczek | 100 | 2 | ||
 Australia | Matthew Ebden | 114 | 3 | |
| Alex Kuznetsov | 120 | 4 | ||
| Rajeev Ram | 123 | 5 | ||
| Rhyne Williams | 124 | 6 | ||
| Donald Young | 125 | 7 | ||
| Bradley Klahn | 133 | 8 |
The following players received wildcards into the singles main draw:
Mitchell Frank Marcos Giron Campbell Johnson Daniel NguyenThe following players received special exempt into the singles main draw:
The following players received entry from the qualifying draw:
The following players received entry from the qualifying draw as lucky losers:
See main article: 2013 Tiburon Challenger – Singles.
Peter Polansky def. Matthew Ebden 7–5, 6–3See main article: 2013 Tiburon Challenger – Doubles.
Austin Krajicek / Rhyne Williams def. Bradley Klahn / Rajeev Ram 6–4, 6–1