Spanish citizen do not require a visa to enter Guatemala for 90 days.
I would therefore in general advise her to use the Spanish passport since there will be no questions at immigration. She can then have her Guatemalan passport renewed, once inside the country.
If the immigration officer sees the expired passport, there is a chance that he will let her go through without question, but most likely he will check if there is anything wrong with her legal status. This might take time, cause questions etc.
I do not think the trouble is worth it if she can go through without any problems using the Spanish passport.
Not familiar with specifics laws of Guatemala, but in general:
I hope somebody has an answer specific to Guatemala.
Credit:stackoverflow.com‘
4 Mar, 2024
5 Mar, 2024