farrocks: In some cases, yes, it might be. Remove religious beliefs for a minute, because not everyone believes the same as we do.
Imagine someone who is suffering from a debilitating disease which is always fatal. It has a long, drawn out, extremely painful period of time before the victim dies. It is extremely hard on the patient, as well as his family.
In some such cases, a victim might prefer to die, rather than living in such excruciating pain. If they don’t believe in the same things we do, would you fault them for it?