刑事证人资格，是指作为刑事案件证人所应具备的条件或能力。刑诉法第四十八条第一款规定：“凡是知道案件情况的人，都有作证的义务。”就是说，具备刑诉法第四十八条第一款规定的条件就可以作为刑事案件证人。然而司法实践中常会遇到共同被告可否相互作证，辩护律师对其因履 Criminal witness qualifications refer to the conditions or capabilities that should be available as witnesses in criminal cases. Paragraph 1 of Article 48 of the Criminal Procedure Law stipulates: “Anyone who knows the circumstances of a case has an obligation to testify.” That is to say, having the conditions stipulated in Paragraph 1 of Article 48 of the Criminal Procedure Law can be criminalized Case witness. However, judicial practice often encounter common defendants can testify each other, defense counsel for their performance