The musician will be reprising his role as Chris Keller when the show returns for its ninth season, Zap2It reports.
Hilton previously appeared in the second and third seasons, when Chris worked with Haley (Bethany Joy Galeotti) on her music.
During his time on the show, he kissed Haley and slept with Brooke (Sophia Bush). He was last seen in the fourth season.
Chris is expected to return to help Haley with Red Bedroom Records, but it is not yet clear how many episodes he will appear in.
Hilton previously played Elvis Presley in the movie Walk the Line and is currently appearing in the VH1 comedy Single Ladies.
One Tree Hill, which was renewed for a ninth season in May, will return in midseason.
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