The 2013 Challenger La Manche was a professional tennis tournament played on indoor hard courts. It was the 20th edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Cherbourg, France between February 25 and March 3, 2013.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Luxembourg | Gilles Müller | 70 | 1 | |
 Ukraine | Sergiy Stakhovsky | 100 | 2 | |
 Romania | Adrian Ungur | 101 | 3 | |
 France | Kenny de Schepper | 105 | 4 | |
| France | Josselin Ouanna | 117 | 5 | |
| Jan-Lennard Struff | 121 | 6 | ||
| France | Marc Gicquel | 124 | 7 | |
 Belarus | Uladzimir Ignatik | 143 | 8 |
The following players received wildcards into the singles main draw:
David Guez Jules Marie Axel Michon Alexandre SidorenkoThe following players received entry from the qualifying draw:
The following players received entry as lucky losers:
| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Philipp Marx | Romania | Florin Mergea | 159 | 1 | ||
 Thailand | Sanchai Ratiwatana | Thailand | Sonchat Ratiwatana | 162 | 2 | |
 Australia | Rameez Junaid |  Canada | Adil Shamasdin | 201 | 3 | |
| Romania | Andrei Dăescu | Jesse Huta Galung | 298 | 4 |
The following pairs received wildcards into the doubles main draw:
Antione Benneteau / Jonathan Eysseric Nicolas Devilder / Alexandre SidorenkoThe following pair received entry using a protected ranking:
See main article: 2013 Challenger La Manche – Singles.
Vincent Millot, 6–1, 6–3See main article: 2013 Challenger La Manche – Doubles.
Sanchai Ratiwatana / Sonchat Ratiwatana def. Philipp Marx / Florin Mergea, 7–5, 6–4
