Rostyslav

Boy Name
Origin:slavic
Pronunciation:/ˈrɒs.tɪ.slɑːv/

Rostyslav: a male name of Slavic origin meaning "This name derives from the Old Slavic name “Rastislav,” composed of two elements: From the Proto-Baltic “*rad-ti > *rasti” (Serbian: rȃsti “ра̑сти”), meaning “to grow, high, to increase, to raise” plus the Slavic “sláva ‎(сла́ва),” meaning “glory, fame, renown, honor, repute, reputation". It derives from the Slavic word "*rad-ti > *rasti sláva > Rastislav".

Parents seeking a meaningful masculine name often discover Rostyslav, drawn to its Slavic heritage and beautiful significance: "This name derives from the Old Slavic name “Rastislav,” composed of two elements: From the Proto-Baltic “*rad-ti > *rasti” (Serbian: rȃsti “ра̑сти”), meaning “to grow, high, to increase, to raise” plus the Slavic “sláva ‎(сла́ва),” meaning “glory, fame, renown, honor, repute, reputation". This name offers a perfect blend of cultural depth and personal meaning, making it a timeless choice for families around the world.

Quick Facts About Rostyslav

Quick facts about Rostyslav
OriginSlavic
GenderBoy name
PopularityUncommon

Researched by Name Doctor Linguistics Team

Our names are verified by professional linguists with expertise in etymology and cultural naming traditions.

Last reviewed: November 2025

Meaning

This name derives from the Old Slavic name “Rastislav,” composed of two elements: From the Proto-Baltic “*rad-ti > *rasti” (Serbian: rȃsti “ра̑сти”), meaning “to grow, high, to increase, to raise” plus the Slavic “sláva ‎(сла́ва),” meaning “glory, fame, renown, honor, repute, reputation.” The name means “one who increases his glory.” Rastislav or Rostislav, also known as St. Rastislav (Latin: Rastiz, Greek: Rasisthlabos), was the second known ruler of Moravia (846–870). Although he started his reign as a vassal to Louis the German, king of East Francia, he consolidated his rule to the extent that after 855, he was able to repel a series of Frankish attacks. According to the Czech calendar, the feast day is celebrated on April 19, Slovakia, on January 13.

Etymology & Details

Name Root

*rad-ti > *rasti sláva > Rastislav

Other Scripts

Ukrainian (Ростислав)

How to Pronounce Rostyslav

Rostyslav is pronounced /ˈrɒs.tɪ.slɑːv/

Step-by-step pronunciation guide:

  1. Break it into syllables: Ros-tys-lav
  2. Say it like: "ROS-TYS-LAV"
  3. Practice saying it naturally a few times

Usage & Popularity

Rostyslav is predominantly used in ukrainian speaking communities, where it maintains strong cultural connections and traditional significance.

ukrainian
Frequently Asked Questions About Rostyslav
What does the name Rostyslav mean?
Rostyslav means "This name derives from the Old Slavic name “Rastislav,” composed of two elements: From the Proto-Baltic “*rad-ti > *rasti” (Serbian: rȃsti “ра̑сти”), meaning “to grow, high, to increase, to raise” plus the Slavic “sláva ‎(сла́ва),” meaning “glory, fame, renown, honor, repute, reputation.” The name means “one who increases his glory.” Rastislav or Rostislav, also known as St. Rastislav (Latin: Rastiz, Greek: Rasisthlabos), was the second known ruler of Moravia (846–870). Although he started his reign as a vassal to Louis the German, king of East Francia, he consolidated his rule to the extent that after 855, he was able to repel a series of Frankish attacks. According to the Czech calendar, the feast day is celebrated on April 19, Slovakia, on January 13.". The name comes from *rad-ti > *rasti sláva > Rastislav. In its original form, the name derives from rȃsti (ра̑сти) sláva ‎(сла́ва). This slavic name has been passed down through generations, carrying its meaning across different cultures and time periods. Parents who choose Rostyslav for boys often connect with the name's meaning of "This name derives from the Old Slavic name “Rastislav,” composed of two elements: From the Proto-Baltic “*rad-ti > *rasti” (Serbian: rȃsti “ра̑сти”), meaning “to grow, high, to increase, to raise” plus the Slavic “sláva ‎(сла́ва),” meaning “glory, fame, renown, honor, repute, reputation.” The name means “one who increases his glory.” Rastislav or Rostislav, also known as St. Rastislav (Latin: Rastiz, Greek: Rasisthlabos), was the second known ruler of Moravia (846–870). Although he started his reign as a vassal to Louis the German, king of East Francia, he consolidated his rule to the extent that after 855, he was able to repel a series of Frankish attacks. According to the Czech calendar, the feast day is celebrated on April 19, Slovakia, on January 13." as a quality they hope to see in their child. Rostyslav offers a distinctive option for parents who want a name with clear meaning that stands apart from more common choices. The name is associated with qualities like RELIGION (SAINTS), reflecting its meaning in how people perceive those who carry it.
What is the origin of the name Rostyslav?
Rostyslav is a slavic name. The name traces back to *rad-ti > *rasti sláva > Rastislav. The original form rȃsti (ра̑сти) sláva ‎(сла́ва) shows the name's roots in its native language. In its native script, Rostyslav is written as Ukrainian (Ростислав). The name remains closely tied to ukrainian naming traditions while occasionally appearing in other cultures. The slavic meaning "This name derives from the Old Slavic name “Rastislav,” composed of two elements: From the Proto-Baltic “*rad-ti > *rasti” (Serbian: rȃsti “ра̑сти”), meaning “to grow, high, to increase, to raise” plus the Slavic “sláva ‎(сла́ва),” meaning “glory, fame, renown, honor, repute, reputation.” The name means “one who increases his glory.” Rastislav or Rostislav, also known as St. Rastislav (Latin: Rastiz, Greek: Rasisthlabos), was the second known ruler of Moravia (846–870). Although he started his reign as a vassal to Louis the German, king of East Francia, he consolidated his rule to the extent that after 855, he was able to repel a series of Frankish attacks. According to the Czech calendar, the feast day is celebrated on April 19, Slovakia, on January 13." reflects values important in the culture where this name first appeared.
Is Rostyslav a boy or girl name?
Rostyslav is a boy's name. The name has been used for boys across many generations, maintaining its masculine character through different eras and cultures. In slavic tradition, Rostyslav has historically been given to boys. The meaning "This name derives from the Old Slavic name “Rastislav,” composed of two elements: From the Proto-Baltic “*rad-ti > *rasti” (Serbian: rȃsti “ра̑сти”), meaning “to grow, high, to increase, to raise” plus the Slavic “sláva ‎(сла́ва),” meaning “glory, fame, renown, honor, repute, reputation.” The name means “one who increases his glory.” Rastislav or Rostislav, also known as St. Rastislav (Latin: Rastiz, Greek: Rasisthlabos), was the second known ruler of Moravia (846–870). Although he started his reign as a vassal to Louis the German, king of East Francia, he consolidated his rule to the extent that after 855, he was able to repel a series of Frankish attacks. According to the Czech calendar, the feast day is celebrated on April 19, Slovakia, on January 13." carries well for a son, giving the name lasting appeal.
How do you pronounce Rostyslav?
Rostyslav is pronounced "/ˈrɒs.tɪ.slɑːv/". This pronunciation follows sl language patterns. In its original script, the name appears as Ukrainian (Ростислав), which helps explain how native speakers pronounce it. As a single-syllable name, Rostyslav is quick to say and easy to call out. If you're unfamiliar with slavic names, listening to a native speaker say Rostyslav can help you catch the right rhythm and emphasis. The name's root *rad-ti > *rasti sláva > Rastislav influences how Rostyslav sounds in its original language.
How popular is the name Rostyslav?
Rostyslav is less common but not rare. As a less common choice, Rostyslav gives a child a name that stands out. Most people will encounter it rarely, making it memorable when they do. Rostyslav's popularity may vary between slavic communities and the broader population, where naming trends differ. The name's meaning of "This name derives from the Old Slavic name “Rastislav,” composed of two elements: From the Proto-Baltic “*rad-ti > *rasti” (Serbian: rȃsti “ра̑сти”), meaning “to grow, high, to increase, to raise” plus the Slavic “sláva ‎(сла́ва),” meaning “glory, fame, renown, honor, repute, reputation.” The name means “one who increases his glory.” Rastislav or Rostislav, also known as St. Rastislav (Latin: Rastiz, Greek: Rasisthlabos), was the second known ruler of Moravia (846–870). Although he started his reign as a vassal to Louis the German, king of East Francia, he consolidated his rule to the extent that after 855, he was able to repel a series of Frankish attacks. According to the Czech calendar, the feast day is celebrated on April 19, Slovakia, on January 13." likely influences its appeal, as parents often choose names that express values or hopes for their children. Among boys' names, Rostyslav holds its own, appealing to parents who value distinctive options.
Where is the name Rostyslav commonly used?
Rostyslav is used primarily in ukrainian naming traditions. Though slavic in origin, Rostyslav found a home in other cultures where it resonated with local naming preferences. The meaning "This name derives from the Old Slavic name “Rastislav,” composed of two elements: From the Proto-Baltic “*rad-ti > *rasti” (Serbian: rȃsti “ра̑сти”), meaning “to grow, high, to increase, to raise” plus the Slavic “sláva ‎(сла́ва),” meaning “glory, fame, renown, honor, repute, reputation.” The name means “one who increases his glory.” Rastislav or Rostislav, also known as St. Rastislav (Latin: Rastiz, Greek: Rasisthlabos), was the second known ruler of Moravia (846–870). Although he started his reign as a vassal to Louis the German, king of East Francia, he consolidated his rule to the extent that after 855, he was able to repel a series of Frankish attacks. According to the Czech calendar, the feast day is celebrated on April 19, Slovakia, on January 13." carries universal appeal, helping explain why different cultures adopted Rostyslav into their naming traditions. A child named Rostyslav will likely find their name recognized in multiple countries, which can be an advantage for families with international connections or who value global accessibility. Across these cultures, Rostyslav is given to boys, maintaining consistent gender association.
What is the cultural significance of Rostyslav?
Rostyslav carries associations with RELIGION (SAINTS). These qualities shape how people perceive the name and those who carry it, creating expectations and first impressions. The name's meaning of "This name derives from the Old Slavic name “Rastislav,” composed of two elements: From the Proto-Baltic “*rad-ti > *rasti” (Serbian: rȃsti “ра̑сти”), meaning “to grow, high, to increase, to raise” plus the Slavic “sláva ‎(сла́ва),” meaning “glory, fame, renown, honor, repute, reputation.” The name means “one who increases his glory.” Rastislav or Rostislav, also known as St. Rastislav (Latin: Rastiz, Greek: Rasisthlabos), was the second known ruler of Moravia (846–870). Although he started his reign as a vassal to Louis the German, king of East Francia, he consolidated his rule to the extent that after 855, he was able to repel a series of Frankish attacks. According to the Czech calendar, the feast day is celebrated on April 19, Slovakia, on January 13." reinforces these associations, connecting the literal translation to the character traits people expect. In slavic culture, where Rostyslav originates, these qualities held particular value, making the name a way to express hopes for a child's character. Research shows that names do influence perceptions. People form impressions based on names before meeting someone, which means choosing Rostyslav sets certain expectations. Parents choosing Rostyslav often connect with one or more of these associations, selecting the name because it represents qualities they value or wish for their child. In ukrainian communities, these associations may carry extra weight, as naming traditions often reinforce cultural values.

Sources: Etymology verified through linguistic research including Oxford Dictionary of First Names, Behind the Name, and academic etymology databases.

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