Oregon Revised Statutes Procedure in Criminal Matters Generally § 135.060

(a) If the name by which the defendant is charged in the accusatory instrument is not the true name of the defendant the defendant must then declare the true name; and

(b) If the defendant does not declare the true name as required by paragraph (a) of this subsection, the defendant is ineligible for any form of release other than a security release under ORS 135.265.

(a) The use of different names can be used in determining the defendant's release status if the defendant has used different names in different proceedings; and

(b) A defendant who intentionally falsifies the defendant's name under this section or ORS 135.065 while under oath or affirmation is subject to prosecution under ORS 162.065.

(a) The name on the defendant's certified copy of the record of live birth;

(b) The defendant's birth name; or

(c) If the defendant's name has been changed by court order or by operation of law, the name as changed by court order or operation of law.