diff --git a/arch/arm/src/at32/at32_tim.c b/arch/arm/src/at32/at32_tim.c
index 7304407614c05..52e360506f686 100644
--- a/arch/arm/src/at32/at32_tim.c
+++ b/arch/arm/src/at32/at32_tim.c
@@ -1596,7 +1596,7 @@ static int at32_tim_checkint(struct at32_tim_dev_s *dev, int source)
 }
 
 /****************************************************************************
- * Pubic Functions
+ * Public Functions
  ****************************************************************************/
 
 /****************************************************************************
diff --git a/arch/arm/src/common/stm32/stm32_tim_m3m4_v1v2v3.c b/arch/arm/src/common/stm32/stm32_tim_m3m4_v1v2v3.c
index 65a9a062d05bd..a701fa8164e0e 100644
--- a/arch/arm/src/common/stm32/stm32_tim_m3m4_v1v2v3.c
+++ b/arch/arm/src/common/stm32/stm32_tim_m3m4_v1v2v3.c
@@ -1720,7 +1720,7 @@ static int stm32_tim_checkint(struct stm32_tim_dev_s *dev, int source)
 }
 
 /****************************************************************************
- * Pubic Functions
+ * Public Functions
  ****************************************************************************/
 
 /****************************************************************************
diff --git a/arch/arm/src/stm32l4/stm32l4_tim.c b/arch/arm/src/stm32l4/stm32l4_tim.c
index 86f354b044563..d72c4dd0054ad 100644
--- a/arch/arm/src/stm32l4/stm32l4_tim.c
+++ b/arch/arm/src/stm32l4/stm32l4_tim.c
@@ -1711,7 +1711,7 @@ static int stm32_tim_checkint(struct stm32_tim_dev_s *dev,
 }
 
 /****************************************************************************
- * Pubic Functions
+ * Public Functions
  ****************************************************************************/
 
 /****************************************************************************
diff --git a/arch/arm/src/stm32l5/stm32l5_tim.c b/arch/arm/src/stm32l5/stm32l5_tim.c
index 7ed539190e407..eab9e14715a6f 100644
--- a/arch/arm/src/stm32l5/stm32l5_tim.c
+++ b/arch/arm/src/stm32l5/stm32l5_tim.c
@@ -1494,7 +1494,7 @@ static int stm32_tim_checkint(struct stm32_tim_dev_s *dev,
 }
 
 /****************************************************************************
- * Pubic Functions
+ * Public Functions
  ****************************************************************************/
 
 /****************************************************************************
diff --git a/arch/arm/src/stm32u5/stm32_tim.c b/arch/arm/src/stm32u5/stm32_tim.c
index bc4c4e1466b9f..d5be4961c26cc 100644
--- a/arch/arm/src/stm32u5/stm32_tim.c
+++ b/arch/arm/src/stm32u5/stm32_tim.c
@@ -1494,7 +1494,7 @@ static int stm32_tim_checkint(struct stm32_tim_dev_s *dev,
 }
 
 /****************************************************************************
- * Pubic Functions
+ * Public Functions
  ****************************************************************************/
 
 /****************************************************************************
diff --git a/arch/arm/src/stm32wb/stm32wb_tim.c b/arch/arm/src/stm32wb/stm32wb_tim.c
index acccf75792ab3..295d711466bd0 100644
--- a/arch/arm/src/stm32wb/stm32wb_tim.c
+++ b/arch/arm/src/stm32wb/stm32wb_tim.c
@@ -1177,7 +1177,7 @@ static int stm32_tim_checkint(struct stm32_tim_dev_s *dev, int source)
 }
 
 /****************************************************************************
- * Pubic Functions
+ * Public Functions
  ****************************************************************************/
 
 /****************************************************************************
diff --git a/arch/arm/src/stm32wl5/stm32wl5_tim.c b/arch/arm/src/stm32wl5/stm32wl5_tim.c
index 4802a977b375e..43619d2c189f5 100644
--- a/arch/arm/src/stm32wl5/stm32wl5_tim.c
+++ b/arch/arm/src/stm32wl5/stm32wl5_tim.c
@@ -1496,7 +1496,7 @@ static int stm32_tim_checkint(struct stm32_tim_dev_s *dev,
 }
 
 /****************************************************************************
- * Pubic Functions
+ * Public Functions
  ****************************************************************************/
 
 /****************************************************************************
diff --git a/arch/mips/src/pic32mz/pic32mz_timer.c b/arch/mips/src/pic32mz/pic32mz_timer.c
index c4981bc13ac81..7352446743201 100644
--- a/arch/mips/src/pic32mz/pic32mz_timer.c
+++ b/arch/mips/src/pic32mz/pic32mz_timer.c
@@ -1148,7 +1148,7 @@ static bool  pic32mz_timer_checkint(struct pic32mz_timer_dev_s *dev)
 }
 
 /****************************************************************************
- * Pubic Functions
+ * Public Functions
  ****************************************************************************/
 
 /****************************************************************************
diff --git a/arch/sparc/src/bm3803/bm3803_tim.c b/arch/sparc/src/bm3803/bm3803_tim.c
index ae53ddc082840..2b1d3db2c0bc1 100644
--- a/arch/sparc/src/bm3803/bm3803_tim.c
+++ b/arch/sparc/src/bm3803/bm3803_tim.c
@@ -563,7 +563,7 @@ static int bm3803_tim_checkint(struct bm3803_tim_dev_s *dev, int source)
 }
 
 /****************************************************************************
- * Pubic Functions
+ * Public Functions
  ****************************************************************************/
 
 /****************************************************************************
diff --git a/arch/sparc/src/s698pm/s698pm_tim.c b/arch/sparc/src/s698pm/s698pm_tim.c
index e2ef40092f24d..59c6c75796518 100644
--- a/arch/sparc/src/s698pm/s698pm_tim.c
+++ b/arch/sparc/src/s698pm/s698pm_tim.c
@@ -640,7 +640,7 @@ static int s698pm_tim_checkint(struct s698pm_tim_dev_s *dev, int source)
 }
 
 /****************************************************************************
- * Pubic Functions
+ * Public Functions
  ****************************************************************************/
 
 /****************************************************************************
diff --git a/drivers/video/vnc/vnc_server.c b/drivers/video/vnc/vnc_server.c
index 8f86dfddc0208..fab4e0aab860a 100644
--- a/drivers/video/vnc/vnc_server.c
+++ b/drivers/video/vnc/vnc_server.c
@@ -207,7 +207,7 @@ static int vnc_connect(FAR struct vnc_session_s *session, int port)
 }
 
 /****************************************************************************
- * Pubic Functions
+ * Public Functions
  ****************************************************************************/
 
 /****************************************************************************
diff --git a/include/nuttx/wdog.h b/include/nuttx/wdog.h
index ab9014c894d8a..f6e1885f2faf4 100644
--- a/include/nuttx/wdog.h
+++ b/include/nuttx/wdog.h
@@ -94,7 +94,7 @@ struct wdog_s
 };
 
 /****************************************************************************
- * Pubic Function Prototypes
+ * Public Function Prototypes
  ****************************************************************************/
 
 #ifdef __cplusplus