diff --git a/src/hash.cpp b/src/hash.cpp
index 388ab2e..dc90f78 100644
--- a/src/hash.cpp
+++ b/src/hash.cpp
@@ -136,7 +136,7 @@
 // The algorithm creates a list of small primes, plus an open-ended list of
 // potential primes.  All prime numbers are potential prime numbers.  However
 // some potential prime numbers are not prime.  In an ideal world, all potential
-// prime numbers would be prime.  Candiate prime numbers are chosen as the next
+// prime numbers would be prime.  Candidate prime numbers are chosen as the next
 // highest potential prime.  Then this number is tested for prime by dividing it
 // by all potential prime numbers less than the sqrt of the candidate.
 //
diff --git a/src/ios.cpp b/src/ios.cpp
index 7019eb4..03af978 100644
--- a/src/ios.cpp
+++ b/src/ios.cpp
@@ -303,7 +303,7 @@
 ios_base::copyfmt(const ios_base& rhs)
 {
     // If we can't acquire the needed resources, throw bad_alloc (can't set badbit)
-    // Don't alter *this until all needed resources are aquired
+    // Don't alter *this until all needed resources are acquired
     unique_ptr<event_callback, void (*)(void*)> new_callbacks(0, free);
     unique_ptr<int, void (*)(void*)> new_ints(0, free);
     unique_ptr<long, void (*)(void*)> new_longs(0, free);
diff --git a/src/support/win32/support.cpp b/src/support/win32/support.cpp
index 6ee31e0..e989681 100644
--- a/src/support/win32/support.cpp
+++ b/src/support/win32/support.cpp
@@ -107,8 +107,8 @@
 // Converts max_source_chars from the wide character buffer pointer to by *src,
 // into the multi byte character sequence buffer stored at dst which must be
 // dst_size_bytes bytes in size.
-// Returns >= 0: the number of bytes in the sequence sequence 
-// converted frome *src, excluding the null terminator.
+// Returns >= 0: the number of bytes in the sequence
+// converted from *src, excluding the null terminator.
 // Returns size_t(-1) if an error occurs, also sets errno.
 // If dst is NULL dst_size_bytes is ignored and no bytes are copied to dst 
 // and no "out" parameters are updated.