diff --git a/src/core/src/op/if.cpp b/src/core/src/op/if.cpp
index dc15d9775cb..d5518008fb6 100644
--- a/src/core/src/op/if.cpp
+++ b/src/core/src/op/if.cpp
@@ -34,8 +34,16 @@ static ov::PartialShape resolve_shape(const ov::PartialShape& then_pshape, const
 
     // if rangs of shapes are not equal or rang of one of them is dynamic function
     // return shape with dynamic rank
-    if (then_rank.is_dynamic() || else_rank.is_dynamic() || then_rank.get_length() != else_rank.get_length()) {
-        return ov::PartialShape::dynamic(ngraph::Rank::dynamic());
+    if (then_rank.is_dynamic() || else_rank.is_dynamic()) {
+        return ov::PartialShape::dynamic();
+    }
+    if (then_rank.get_length() != else_rank.get_length()) {
+        // Union of scalar and 1D case
+        if (then_rank.get_length() <= 1 && else_rank.get_length() <= 1) {
+            return ov::PartialShape::dynamic(1);
+        } else {
+            return ov::PartialShape::dynamic();
+        }
     }
     std::vector<ov::Dimension> new_dims;
 
diff --git a/src/core/tests/type_prop/if.cpp b/src/core/tests/type_prop/if.cpp
index af68c2246aa..3845cdf2c1e 100644
--- a/src/core/tests/type_prop/if.cpp
+++ b/src/core/tests/type_prop/if.cpp
@@ -274,4 +274,64 @@ TEST(type_prop, if_dynamic_inputs) {
         auto res_it = dynamic_shape.begin();
         EXPECT_EQ(*exp_res_it, *res_it);
     }
-}
\ No newline at end of file
+}
+
+TEST(type_prop, if_scalar_and_1d_union) {
+    // That which we iterate over
+    auto X = make_shared<op::Parameter>(element::f32, Shape{});
+    auto Y = make_shared<op::Parameter>(element::f32, PartialShape::dynamic(1));
+    auto cond = make_shared<op::Parameter>(element::boolean, Shape{});
+
+    // Body parameters
+    auto Xt = make_shared<op::Parameter>(element::f32, PartialShape::dynamic());
+    auto Ye = make_shared<op::Parameter>(element::f32, PartialShape::dynamic());
+    // Body
+    auto then_op = std::make_shared<op::v1::Add>(Xt, Xt);
+    auto then_body_res = make_shared<op::Result>(then_op);
+    auto then_body = make_shared<ngraph::Function>(OutputVector{then_body_res}, ParameterVector{Xt});
+
+    auto else_op = std::make_shared<op::v1::Maximum>(Ye, Ye);
+    auto else_body_res = make_shared<op::Result>(else_op);
+    auto else_body = make_shared<ngraph::Function>(OutputVector{else_body_res}, ParameterVector{Ye});
+
+    auto if_op = make_shared<op::v8::If>(cond);
+    if_op->set_then_body(then_body);
+    if_op->set_else_body(else_body);
+    if_op->set_input(X, Xt, nullptr);
+    if_op->set_input(Y, nullptr, Ye);
+    auto res = if_op->set_output(then_body_res, else_body_res);
+    auto result0 = make_shared<op::Result>(res);
+    PartialShape out_shape{PartialShape::dynamic(1)};
+    auto sh = result0->get_output_partial_shape(0);
+    EXPECT_EQ(sh, out_shape);
+}
+
+TEST(type_prop, if_scalar_and_1d_static_union) {
+    // That which we iterate over
+    auto X = make_shared<op::Parameter>(element::f32, Shape{});
+    auto Y = make_shared<op::Parameter>(element::f32, PartialShape{8});
+    auto cond = make_shared<op::Parameter>(element::boolean, Shape{});
+
+    // Body parameters
+    auto Xt = make_shared<op::Parameter>(element::f32, PartialShape::dynamic());
+    auto Ye = make_shared<op::Parameter>(element::f32, PartialShape::dynamic());
+    // Body
+    auto then_op = std::make_shared<op::v1::Add>(Xt, Xt);
+    auto then_body_res = make_shared<op::Result>(then_op);
+    auto then_body = make_shared<ngraph::Function>(OutputVector{then_body_res}, ParameterVector{Xt});
+
+    auto else_op = std::make_shared<op::v1::Maximum>(Ye, Ye);
+    auto else_body_res = make_shared<op::Result>(else_op);
+    auto else_body = make_shared<ngraph::Function>(OutputVector{else_body_res}, ParameterVector{Ye});
+
+    auto if_op = make_shared<op::v8::If>(cond);
+    if_op->set_then_body(then_body);
+    if_op->set_else_body(else_body);
+    if_op->set_input(X, Xt, nullptr);
+    if_op->set_input(Y, nullptr, Ye);
+    auto res = if_op->set_output(then_body_res, else_body_res);
+    auto result0 = make_shared<op::Result>(res);
+    PartialShape out_shape{PartialShape::dynamic(1)};
+    auto sh = result0->get_output_partial_shape(0);
+    EXPECT_EQ(sh, out_shape);
+}