# 2018 Tevlin Women's Challenger – Singles

Ysaline Bonaventure was the defending champion, but chose not to participate.
Quirine Lemoine won the title after defeating Kateryna Kozlova 6–2, 6–3 in the final.

## Seeds

* Kateryna Kozlova (final)
* Conny Perrin (second round)
* Richèl Hogenkamp (first round)
* Elitsa Kostova (second round)
* Naomi Broady (second round)
* Jessika Ponchet (semifinals)
* Françoise Abanda (withdrew)
* Bianca Andreescu (semifinals)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Kateryna Kozlova | 7$^7$ | 2 | 6 | | | | |
| 6 | Jessika Ponchet | 6$^3$ | 6 | 3 | | | | |
| 6 | Jessika Ponchet | 6$^3$ | 6 | 3 | 1 | Kateryna Kozlova | 2 | 3 |
| | | | | | PR | Quirine Lemoine | 6 | 6 |
| 8 | Bianca Andreescu | 6 | 4 | 2 | PR | Quirine Lemoine | 6 | 6 |
| PR | Quirine Lemoine | 3 | 6 | 6 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | K Kozlova | 6 | 6 | | | | | | | | | | | | | | | | |
| Q | N Gilchrist | 0 | 0 | | 1 | K Kozlova | 6 | 3 | 6 | | | | | | | | | | |
| LL | T Kinard | 4 | 2 | | | A Cadanțu | 4 | 6 | 2 | | | | | | | | | | |
| | A Cadanțu | 6 | 6 | | | | | | | 1 | K Kozlova | 6 | 4 | 6 | | | | | |
| | S Reix | 6 | 6 | | | | | | | | S Reix | 2 | 6 | 2 | | | | | |
| WC | L Kwong | 3 | 3 | | | S Reix | 0 | 6 | 6 | | | | | | | | | | |
| | A Sadiković | 6 | 4 | 0$^r$ | LL | P Montez | 6 | 3 | 0 | | | | | | | | | | |
| LL | P Montez | 4 | 6 | 2 | | | | | | | | | | | 1 | K Kozlova | 7$^7$ | 2 | 6 |
| 4 | E Kostova | 7 | 4 | 6 | | | | | | | | | | | 6 | J Ponchet | 6$^3$ | 6 | 3 |
| | M Chwalińska | 5 | 6 | 3 | 4 | E Kostova | 2 | 4 | | | | | | | | | | | |
| | E Bektas | 4 | 7 | 3 | | K Zimmermann | 6 | 6 | | | | | | | | | | | |
| | K Zimmermann | 6 | 5 | 6 | | | | | | | K Zimmermann | 2 | 3 | | | | | | |
| | J Cako | 7 | 6 | | | | | | | 6 | J Ponchet | 6 | 6 | | | | | | |
| WC | A Arseneault | 5 | 4 | | | J Cako | 0 | 3 | | | | | | | | | | | |
| | M Sanchez | 0 | 1 | | 6 | J Ponchet | 6 | 6 | | | | | | | | | | | |
| 6 | J Ponchet | 6 | 6 | | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | B Andreescu | 6 | 6 | | | | | | | | | | | | | | | |
| | M Osaka | 1 | 1 | | 8 | B Andreescu | 6 | 2 | | | | | | | | | | |
| | K Sebov | 6 | 6 | | | K Sebov | 1 | 0$^r$ | | | | | | | | | | |
| Q | N Siedliska | 3 | 2 | | | | | | | 8 | B Andreescu | 6 | 7$^7$ | | | | | |
| | UM Arconada | 6 | 7 | | | | | | | | R Anderson | 4 | 6$^5$ | | | | | |
| Q | A Ghițescu | 3 | 5 | | | UM Arconada | 1 | 1 | | | | | | | | | | |
| | R Anderson | 6 | 4 | 6 | | R Anderson | 6 | 6 | | | | | | | | | | |
| 3 | R Hogenkamp | 4 | 6 | 0 | | | | | | | | | | 8 | B Andreescu | 6 | 4 | 2 |
| 5 | N Broady | 7 | 6 | | | | | | | | | | | PR | Q Lemoine | 3 | 6 | 6 |
| | M Arcangioli | 5 | 2 | | 5 | N Broady | 6 | 1 | 4 | | | | | | | | | |
| LL | A Damaschin | 6 | 5 | 3 | SE | D Lopatetska | 1 | 6 | 6 | | | | | | | | | |
| SE | D Lopatetska | 2 | 7 | 6 | | | | | | SE | D Lopatetska | 0 | 0$^r$ | | | | | |
| PR | Q Lemoine | 6 | 1 | | | | | | | PR | Q Lemoine | 6 | 2 | | | | | |
| | C Simmonds | 1 | 0$^r$ | | PR | Q Lemoine | 7$^8$ | 7 | | | | | | | | | | |
| WC | C Leduc | 0 | 1 | | 2 | C Perrin | 6$^6$ | 5 | | | | | | | | | | |
| 2 | C Perrin | 6 | 6 | | | | | | | | | | | | | | | |