diff --git a/pandas/_libs/parsers.pyx b/pandas/_libs/parsers.pyx
index 5f51f48b43ca9..f4e82a729f13c 100644
--- a/pandas/_libs/parsers.pyx
+++ b/pandas/_libs/parsers.pyx
@@ -228,7 +228,7 @@ cdef extern from "pandas/parser/tokenizer.h":
         # pick one, depending on whether the converter requires GIL
         double (*double_converter)(const char *, char **,
                                    char, char, char,
-                                   int, int *, int *) nogil
+                                   int, int *, int *) noexcept nogil
 
         #  error handling
         char *warn_msg
@@ -1605,7 +1605,7 @@ cdef _categorical_convert(parser_t *parser, int64_t col,
 
 # -> ndarray[f'|S{width}']
 cdef _to_fw_string(parser_t *parser, int64_t col, int64_t line_start,
-                   int64_t line_end, int64_t width):
+                   int64_t line_end, int64_t width) noexcept:
     cdef:
         char *data
         ndarray result
@@ -1621,7 +1621,7 @@ cdef _to_fw_string(parser_t *parser, int64_t col, int64_t line_start,
 
 cdef void _to_fw_string_nogil(parser_t *parser, int64_t col,
                               int64_t line_start, int64_t line_end,
-                              size_t width, char *data) nogil:
+                              size_t width, char *data) noexcept nogil:
     cdef:
         int64_t i
         coliter_t it
@@ -1677,7 +1677,7 @@ cdef _try_double(parser_t *parser, int64_t col,
 cdef int _try_double_nogil(parser_t *parser,
                            float64_t (*double_converter)(
                                const char *, char **, char,
-                               char, char, int, int *, int *) nogil,
+                               char, char, int, int *, int *) noexcept nogil,
                            int64_t col, int64_t line_start, int64_t line_end,
                            bint na_filter, kh_str_starts_t *na_hashset,
                            bint use_na_flist,