diff --git a/application/utils.inc.php b/application/utils.inc.php
index 45f484a13..a923a4914 100644
--- a/application/utils.inc.php
+++ b/application/utils.inc.php
@@ -2803,4 +2803,31 @@ HTML;
 	{
 		return str_replace(' ', '', ucwords(strtr($sInput, '_-', '  ')));
 	}
+
+	/**
+	 * @param string $sInput
+	 *
+	 * @return string First letter of first word + first letter of any other word if capitalized
+	 * @since 3.0.0
+	 */
+	public static function ToAcronym(string $sInput): string
+	{
+		$sAcronym = '';
+		// - Capitalize the first letter no matter what
+		$sReworkedInput = ucfirst($sInput);
+		// - Replace dashes with spaces to interpret all parts of the input
+		$sReworkedInput = str_replace('-', ' ', $sReworkedInput);
+		// - Explode input to check parts individually
+		$aInputParts = explode(' ', $sReworkedInput);
+		foreach ($aInputParts as $sInputPart) {
+			// Keep only upper case first letters
+			// eg. "My first name My last name" => "MM"
+			// eg. "Carrie Anne Moss" => "CAM"
+			if (preg_match('/^\p{Lu}/u', $sInputPart) > 0) {
+				$sAcronym .= mb_substr($sInputPart, 0, 1);
+			}
+		}
+
+		return $sAcronym;
+	}
 }
diff --git a/core/userrights.class.inc.php b/core/userrights.class.inc.php
index f29bfda60..7d1f56f92 100644
--- a/core/userrights.class.inc.php
+++ b/core/userrights.class.inc.php
@@ -292,19 +292,16 @@ abstract class User extends cmdbAbstractObject
 	 * @throws \CoreException
 	 * @since 3.0.0
 	*/
-	public function GetInitials()
+	public function GetInitials(): string
 	{
 		$sInitials = '';
 
-		if (MetaModel::IsValidAttCode(get_class($this), 'contactid') && ($this->Get('contactid') != 0))
-		{
-			$sInitials .= mb_substr($this->Get('first_name'), 0, 1);
-			$sInitials .= mb_substr($this->Get('last_name'), 0, 1);
+		if (MetaModel::IsValidAttCode(get_class($this), 'contactid') && ($this->Get('contactid') != 0)) {
+			$sInitials = utils::ToAcronym($this->Get('contactid_friendlyname'));
 		}
 
-		if (empty($sInitials))
-		{
-			$sInitials = mb_substr($this->Get('login'), 0, 1);
+		if (empty($sInitials)) {
+			$sInitials = utils::ToAcronym($this->Get('login'));
 		}
 
 		return $sInitials;
@@ -1268,34 +1265,15 @@ class UserRights
 	 */
 	public static function GetUserInitials($sLogin = '')
 	{
-		if (empty($sLogin))
-		{
+		if (empty($sLogin)) {
 			$oUser = self::$m_oUser;
-		}
-		else
-		{
+		} else {
 			$oUser = self::FindUser($sLogin);
 		}
-		if (is_null($oUser))
-		{
-			$sInitials = '';
-			// - Capitalize the first letter no matter what
-			$sReworkedLogin = ucfirst($sLogin);
-			// - Replace dashes with spaces to interpret all parts of the login
-			$sReworkedLogin = str_replace('-', ' ', $sReworkedLogin);
-			// - Explode login to check parts individually
-			$aLoginParts = explode(' ', $sReworkedLogin);
-			foreach ($aLoginParts as $sLoginPart) {
-				// Keep only upper case first letters
-				// eg. "My first name My last name" => "MM"
-				// eg. "Carrie Anne Moss" => "CAM"
-				if (preg_match('/^\p{Lu}/u', $sLoginPart) > 0) {
-					$sInitials .= mb_substr($sLoginPart, 0, 1);
-				}
-			}
-
-			return $sInitials;
+		if (is_null($oUser)) {
+			return utils::ToAcronym($sLogin);
 		}
+
 		return $oUser->GetInitials();
 	}
 
diff --git a/test/application/UtilsTest.php b/test/application/UtilsTest.php
index 9eba027e3..61bbdce74 100644
--- a/test/application/UtilsTest.php
+++ b/test/application/UtilsTest.php
@@ -426,4 +426,59 @@ class UtilsTest extends \Combodo\iTop\Test\UnitTest\ItopTestCase
 			],
 		];
 	}
+
+	/**
+	 * @dataProvider ToAcronymProvider
+	 * @covers       utils::ToAcronym
+	 *
+	 * @param string $sInput
+	 * @param string $sExceptedAcronym
+	 */
+	public function testToAcronym(string $sInput, string $sExceptedAcronym)
+	{
+		$sTestedAcronym = utils::ToAcronym($sInput);
+		$this->assertEquals($sTestedAcronym, $sExceptedAcronym, "Acronym for '$sInput' doesn't match. Got '$sTestedAcronym', expected '$sExceptedAcronym'.");
+	}
+
+	public function ToAcronymProvider()
+	{
+		return [
+			'One word, upper case letter' => [
+				'Carrie',
+				'C',
+			],
+			'One word, lower case letter' => [
+				'carrie',
+				'C',
+			],
+			'Application name' => [
+				'iTop',
+				'I',
+			],
+			'Several words, upper case letters' => [
+				'Carrie Ann Moss',
+				'CAM',
+			],
+			'Several words, mixed case letters' => [
+				'My name My name',
+				'MM',
+			],
+			'Several words, upper case letters, two first hyphened' => [
+				'Lily-Rose Depp',
+				'LRD',
+			],
+			'Several words, mixed case letters, two first hyphened' => [
+				'Lily-rose Depp',
+				'LD',
+			],
+			'Several words, upper case letetrs, two last hypened' => [
+				'Jada Pinkett-Smith',
+				'JPS',
+			],
+			'Several words, mixed case letters, two last hyphened' => [
+				'Jada Pinkett-smith',
+				'JP',
+			],
+		];
+	}
 }
diff --git a/test/core/UserRightsTest.php b/test/core/UserRightsTest.php
index 18d3c5632..20ca4d880 100644
--- a/test/core/UserRightsTest.php
+++ b/test/core/UserRightsTest.php
@@ -249,60 +249,4 @@ class UserRightsTest extends ItopDataTestCase
 
 		return $aClassActionResult;
 	}
-
-	/**
-	 * @dataProvider GetUserInitialsProvider
-	 *
-	 * @param string $sLogin
-	 * @param string $sExceptedInitials
-	 *
-	 * @throws \OQLException
-	 */
-	public function testGetUserInitials(string $sLogin, string $sExceptedInitials)
-	{
-		$sTestedInitials = UserRights::GetUserInitials($sLogin);
-		$this->assertEquals($sTestedInitials, $sExceptedInitials, "Initials for '$sLogin' don't match. Got '$sTestedInitials', expected '$sExceptedInitials'.");
-	}
-
-	public function GetUserInitialsProvider()
-	{
-		return [
-			'One word, upper case letter' => [
-				'Carrie',
-				'C',
-			],
-			'One word, lower case letter' => [
-				'carrie',
-				'C',
-			],
-			'Application name' => [
-				'iTop',
-				'I',
-			],
-			'Several words, upper case letters' => [
-				'Carrie Ann Moss',
-				'CAM',
-			],
-			'Several words, mixed case letters' => [
-				'My name My name',
-				'MM',
-			],
-			'Several words, upper case letters, two first hyphened' => [
-				'Lily-Rose Depp',
-				'LRD',
-			],
-			'Several words, mixed case letters, two first hyphened' => [
-				'Lily-rose Depp',
-				'LD',
-			],
-			'Several words, upper case letetrs, two last hypened' => [
-				'Jada Pinkett-Smith',
-				'JPS',
-			],
-			'Several words, mixed case letters, two last hyphened' => [
-				'Jada Pinkett-smith',
-				'JP',
-			],
-		];
-	}
 }