My wife has lost her iphone and does not remember her apple id password, is there anyway to find her iphone?

Click on this link for general information about what to do "If your iPhone, iPad, or iPod touch is lost or stolen" --> https://support.apple.com/HT201472

Click on this link to read what to do "If you forgot your Apple ID [Account] password" --> https://support.apple.com/HT201487

Use the Find My app to locate a lost or stolen device - https://support.apple.com/HT210515#locate

If this is another person's device the person who lost the device "can also use the Find My app on a device owned by someone in [their] Family Sharing group, or sign in to iCloud.com/find to locate [their] device using a browser. [ https://support.apple.com/en-euro/guide/icloud/mmfc0f2442/icloud ]"